2586220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 7056000

約数和(自身を除く): 4469780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 116, 130, 140, 145, 182, 196, 203, 245, 260, 290, 343, 364, 377, 406, 455, 490, 580, 637, 686, 754, 812, 910, 980, 1015, 1274, 1372, 1421, 1508, 1715, 1820, 1885, 2030, 2548, 2639, 2842, 3185, 3430, 3770, 4060, 4459, 5278, 5684, 6370, 6860, 7105, 7540, 8918, 9947, 10556, 12740, 13195, 14210, 17836, 18473, 19894, 22295, 26390, 28420, 36946, 39788, 44590, 49735, 52780, 73892, 89180, 92365, 99470, 129311, 184730, 198940, 258622, 369460, 517244, 646555, 1293110, 2586220]

約数ペア:

[(1, 2586220), (2, 1293110), (4, 646555), (5, 517244), (7, 369460), (10, 258622), (13, 198940), (14, 184730), (20, 129311), (26, 99470), (28, 92365), (29, 89180), (35, 73892), (49, 52780), (52, 49735), (58, 44590), (65, 39788), (70, 36946), (91, 28420), (98, 26390), (116, 22295), (130, 19894), (140, 18473), (145, 17836), (182, 14210), (196, 13195), (203, 12740), (245, 10556), (260, 9947), (290, 8918), (343, 7540), (364, 7105), (377, 6860), (406, 6370), (455, 5684), (490, 5278), (580, 4459), (637, 4060), (686, 3770), (754, 3430), (812, 3185), (910, 2842), (980, 2639), (1015, 2548), (1274, 2030), (1372, 1885), (1421, 1820), (1508, 1715)]