15528726740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1\times {\mathrm{20357}}^1$

素因数の和:21296

約数の個数: 48

約数和(自身を含む): 33407966592

約数和(自身を除く): 17879239852

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 887, 1774, 3548, 4435, 8870, 17740, 20357, 38141, 40714, 76282, 81428, 101785, 152564, 190705, 203570, 381410, 407140, 762820, 875351, 1750702, 3501404, 4376755, 8753510, 17507020, 18056659, 36113318, 72226636, 90283295, 180566590, 361133180, 776436337, 1552872674, 3105745348, 3882181685, 7764363370, 15528726740]

約数ペア:

[(1, 15528726740), (2, 7764363370), (4, 3882181685), (5, 3105745348), (10, 1552872674), (20, 776436337), (43, 361133180), (86, 180566590), (172, 90283295), (215, 72226636), (430, 36113318), (860, 18056659), (887, 17507020), (1774, 8753510), (3548, 4376755), (4435, 3501404), (8870, 1750702), (17740, 875351), (20357, 762820), (38141, 407140), (40714, 381410), (76282, 203570), (81428, 190705), (101785, 152564)]