2020390528

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:850

約数の個数: 128

約数和(自身を含む): 4565030400

約数和(自身を除く): 2544639872

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 53, 62, 64, 104, 106, 124, 128, 208, 212, 248, 403, 416, 424, 496, 689, 739, 806, 832, 848, 992, 1378, 1478, 1612, 1643, 1664, 1696, 1984, 2756, 2956, 3224, 3286, 3392, 3968, 5512, 5912, 6448, 6572, 6784, 9607, 11024, 11824, 12896, 13144, 19214, 21359, 22048, 22909, 23648, 25792, 26288, 38428, 39167, 42718, 44096, 45818, 47296, 51584, 52576, 76856, 78334, 85436, 88192, 91636, 94592, 105152, 153712, 156668, 170872, 183272, 210304, 297817, 307424, 313336, 341744, 366544, 509171, 595634, 614848, 626672, 683488, 733088, 1018342, 1191268, 1214177, 1229696, 1253344, 1366976, 1466176, 2036684, 2382536, 2428354, 2506688, 2733952, 2932352, 4073368, 4765072, 4856708, 5013376, 8146736, 9530144, 9713416, 15784301, 16293472, 19060288, 19426832, 31568602, 32586944, 38120576, 38853664, 63137204, 65173888, 77707328, 126274408, 155414656, 252548816, 505097632, 1010195264, 2020390528]

約数ペア:

[(1, 2020390528), (2, 1010195264), (4, 505097632), (8, 252548816), (13, 155414656), (16, 126274408), (26, 77707328), (31, 65173888), (32, 63137204), (52, 38853664), (53, 38120576), (62, 32586944), (64, 31568602), (104, 19426832), (106, 19060288), (124, 16293472), (128, 15784301), (208, 9713416), (212, 9530144), (248, 8146736), (403, 5013376), (416, 4856708), (424, 4765072), (496, 4073368), (689, 2932352), (739, 2733952), (806, 2506688), (832, 2428354), (848, 2382536), (992, 2036684), (1378, 1466176), (1478, 1366976), (1612, 1253344), (1643, 1229696), (1664, 1214177), (1696, 1191268), (1984, 1018342), (2756, 733088), (2956, 683488), (3224, 626672), (3286, 614848), (3392, 595634), (3968, 509171), (5512, 366544), (5912, 341744), (6448, 313336), (6572, 307424), (6784, 297817), (9607, 210304), (11024, 183272), (11824, 170872), (12896, 156668), (13144, 153712), (19214, 105152), (21359, 94592), (22048, 91636), (22909, 88192), (23648, 85436), (25792, 78334), (26288, 76856), (38428, 52576), (39167, 51584), (42718, 47296), (44096, 45818)]