27397880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 66860640

約数和(自身を除く): 39462760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 937, 1462, 1720, 1874, 2924, 3655, 3748, 4685, 5848, 7310, 7496, 9370, 14620, 15929, 18740, 29240, 31858, 37480, 40291, 63716, 79645, 80582, 127432, 159290, 161164, 201455, 318580, 322328, 402910, 637160, 684947, 805820, 1369894, 1611640, 2739788, 3424735, 5479576, 6849470, 13698940, 27397880]

約数ペア:

[(1, 27397880), (2, 13698940), (4, 6849470), (5, 5479576), (8, 3424735), (10, 2739788), (17, 1611640), (20, 1369894), (34, 805820), (40, 684947), (43, 637160), (68, 402910), (85, 322328), (86, 318580), (136, 201455), (170, 161164), (172, 159290), (215, 127432), (340, 80582), (344, 79645), (430, 63716), (680, 40291), (731, 37480), (860, 31858), (937, 29240), (1462, 18740), (1720, 15929), (1874, 14620), (2924, 9370), (3655, 7496), (3748, 7310), (4685, 5848)]