873680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 40

約数和(自身を含む): 2074272

約数和(自身を除く): 1200592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 163, 268, 326, 335, 536, 652, 670, 815, 1072, 1304, 1340, 1630, 2608, 2680, 3260, 5360, 6520, 10921, 13040, 21842, 43684, 54605, 87368, 109210, 174736, 218420, 436840, 873680]

約数ペア:

[(1, 873680), (2, 436840), (4, 218420), (5, 174736), (8, 109210), (10, 87368), (16, 54605), (20, 43684), (40, 21842), (67, 13040), (80, 10921), (134, 6520), (163, 5360), (268, 3260), (326, 2680), (335, 2608), (536, 1630), (652, 1340), (670, 1304), (815, 1072)]