8312420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10073500

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 239, 370, 470, 478, 740, 940, 956, 1195, 1739, 2390, 3478, 4780, 6956, 8695, 8843, 11233, 17390, 17686, 22466, 34780, 35372, 44215, 44932, 56165, 88430, 112330, 176860, 224660, 415621, 831242, 1662484, 2078105, 4156210, 8312420]

約数ペア:

[(1, 8312420), (2, 4156210), (4, 2078105), (5, 1662484), (10, 831242), (20, 415621), (37, 224660), (47, 176860), (74, 112330), (94, 88430), (148, 56165), (185, 44932), (188, 44215), (235, 35372), (239, 34780), (370, 22466), (470, 17686), (478, 17390), (740, 11233), (940, 8843), (956, 8695), (1195, 6956), (1739, 4780), (2390, 3478)]