8029140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2731}}^1$

素因数の和:2757

約数の個数: 72

約数和(自身を含む): 26161632

約数和(自身を除く): 18132492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2731, 2940, 5462, 8193, 10924, 13655, 16386, 19117, 27310, 32772, 38234, 40965, 54620, 57351, 76468, 81930, 95585, 114702, 133819, 163860, 191170, 229404, 267638, 286755, 382340, 401457, 535276, 573510, 669095, 802914, 1147020, 1338190, 1605828, 2007285, 2676380, 4014570, 8029140]

約数ペア:

[(1, 8029140), (2, 4014570), (3, 2676380), (4, 2007285), (5, 1605828), (6, 1338190), (7, 1147020), (10, 802914), (12, 669095), (14, 573510), (15, 535276), (20, 401457), (21, 382340), (28, 286755), (30, 267638), (35, 229404), (42, 191170), (49, 163860), (60, 133819), (70, 114702), (84, 95585), (98, 81930), (105, 76468), (140, 57351), (147, 54620), (196, 40965), (210, 38234), (245, 32772), (294, 27310), (420, 19117), (490, 16386), (588, 13655), (735, 10924), (980, 8193), (1470, 5462), (2731, 2940)]