2021691784

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 4810544640

約数和(自身を除く): 2788852856

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 49, 53, 56, 62, 73, 86, 98, 106, 124, 146, 172, 196, 212, 217, 248, 292, 301, 344, 371, 392, 424, 434, 511, 584, 602, 742, 868, 1022, 1204, 1333, 1484, 1519, 1643, 1736, 2044, 2107, 2263, 2279, 2408, 2597, 2666, 2968, 3038, 3139, 3286, 3577, 3869, 4088, 4214, 4526, 4558, 5194, 5332, 6076, 6278, 6572, 7154, 7738, 8428, 9052, 9116, 9331, 10388, 10664, 11501, 12152, 12556, 13144, 14308, 15476, 15841, 15953, 16856, 18104, 18232, 18662, 20776, 21973, 23002, 25112, 27083, 28616, 30952, 31682, 31906, 37324, 43946, 46004, 54166, 63364, 63812, 65317, 70649, 74648, 80507, 87892, 92008, 97309, 108332, 110887, 111671, 119939, 126728, 127624, 130634, 141298, 153811, 161014, 166367, 175784, 189581, 194618, 216664, 221774, 223342, 239878, 261268, 282596, 307622, 322028, 332734, 379162, 389236, 443548, 446684, 479756, 494543, 522536, 565192, 615244, 644056, 665468, 681163, 758324, 778472, 839573, 887096, 893368, 959512, 989086, 1164569, 1230488, 1330936, 1362326, 1516648, 1679146, 1978172, 2329138, 2724652, 3358292, 3461801, 3956344, 4658276, 4768141, 5157377, 5449304, 5877011, 6716584, 6923602, 8151983, 9316552, 9536282, 10314754, 11754022, 13847204, 16303966, 19072564, 20629508, 23508044, 27694408, 32607932, 36101639, 38145128, 41259016, 47016088, 65215864, 72203278, 144406556, 252711473, 288813112, 505422946, 1010845892, 2021691784]

約数ペア:

[(1, 2021691784), (2, 1010845892), (4, 505422946), (7, 288813112), (8, 252711473), (14, 144406556), (28, 72203278), (31, 65215864), (43, 47016088), (49, 41259016), (53, 38145128), (56, 36101639), (62, 32607932), (73, 27694408), (86, 23508044), (98, 20629508), (106, 19072564), (124, 16303966), (146, 13847204), (172, 11754022), (196, 10314754), (212, 9536282), (217, 9316552), (248, 8151983), (292, 6923602), (301, 6716584), (344, 5877011), (371, 5449304), (392, 5157377), (424, 4768141), (434, 4658276), (511, 3956344), (584, 3461801), (602, 3358292), (742, 2724652), (868, 2329138), (1022, 1978172), (1204, 1679146), (1333, 1516648), (1484, 1362326), (1519, 1330936), (1643, 1230488), (1736, 1164569), (2044, 989086), (2107, 959512), (2263, 893368), (2279, 887096), (2408, 839573), (2597, 778472), (2666, 758324), (2968, 681163), (3038, 665468), (3139, 644056), (3286, 615244), (3577, 565192), (3869, 522536), (4088, 494543), (4214, 479756), (4526, 446684), (4558, 443548), (5194, 389236), (5332, 379162), (6076, 332734), (6278, 322028), (6572, 307622), (7154, 282596), (7738, 261268), (8428, 239878), (9052, 223342), (9116, 221774), (9331, 216664), (10388, 194618), (10664, 189581), (11501, 175784), (12152, 166367), (12556, 161014), (13144, 153811), (14308, 141298), (15476, 130634), (15841, 127624), (15953, 126728), (16856, 119939), (18104, 111671), (18232, 110887), (18662, 108332), (20776, 97309), (21973, 92008), (23002, 87892), (25112, 80507), (27083, 74648), (28616, 70649), (30952, 65317), (31682, 63812), (31906, 63364), (37324, 54166), (43946, 46004)]