42061420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 49868180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 379, 620, 716, 758, 895, 1516, 1790, 1895, 3580, 3790, 5549, 7580, 11098, 11749, 22196, 23498, 27745, 46996, 55490, 58745, 67841, 110980, 117490, 135682, 234980, 271364, 339205, 678410, 1356820, 2103071, 4206142, 8412284, 10515355, 21030710, 42061420]

約数ペア:

[(1, 42061420), (2, 21030710), (4, 10515355), (5, 8412284), (10, 4206142), (20, 2103071), (31, 1356820), (62, 678410), (124, 339205), (155, 271364), (179, 234980), (310, 135682), (358, 117490), (379, 110980), (620, 67841), (716, 58745), (758, 55490), (895, 46996), (1516, 27745), (1790, 23498), (1895, 22196), (3580, 11749), (3790, 11098), (5549, 7580)]