3485347240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{2161}}^1$

素因数の和:2894

約数の個数: 64

約数和(自身を含む): 7986341520

約数和(自身を除く): 4500994280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 661, 1220, 1322, 2161, 2440, 2644, 3305, 4322, 5288, 6610, 8644, 10805, 13220, 17288, 21610, 26440, 40321, 43220, 80642, 86440, 131821, 161284, 201605, 263642, 322568, 403210, 527284, 659105, 806420, 1054568, 1318210, 1428421, 1612840, 2636420, 2856842, 5272840, 5713684, 7142105, 11427368, 14284210, 28568420, 57136840, 87133681, 174267362, 348534724, 435668405, 697069448, 871336810, 1742673620, 3485347240]

約数ペア:

[(1, 3485347240), (2, 1742673620), (4, 871336810), (5, 697069448), (8, 435668405), (10, 348534724), (20, 174267362), (40, 87133681), (61, 57136840), (122, 28568420), (244, 14284210), (305, 11427368), (488, 7142105), (610, 5713684), (661, 5272840), (1220, 2856842), (1322, 2636420), (2161, 1612840), (2440, 1428421), (2644, 1318210), (3305, 1054568), (4322, 806420), (5288, 659105), (6610, 527284), (8644, 403210), (10805, 322568), (13220, 263642), (17288, 201605), (21610, 161284), (26440, 131821), (40321, 86440), (43220, 80642)]