2620004560

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{394579}}^1$

素因数の和:394675

約数の個数: 40

約数和(自身を含む): 6164917920

約数和(自身を除く): 3544913360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 394579, 789158, 1578316, 1972895, 3156632, 3945790, 6313264, 7891580, 15783160, 31566320, 32750057, 65500114, 131000228, 163750285, 262000456, 327500570, 524000912, 655001140, 1310002280, 2620004560]

約数ペア:

[(1, 2620004560), (2, 1310002280), (4, 655001140), (5, 524000912), (8, 327500570), (10, 262000456), (16, 163750285), (20, 131000228), (40, 65500114), (80, 32750057), (83, 31566320), (166, 15783160), (332, 7891580), (415, 6313264), (664, 3945790), (830, 3156632), (1328, 1972895), (1660, 1578316), (3320, 789158), (6640, 394579)]