17841680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2687}}^1$

素因数の和:2783

約数の個数: 40

約数和(自身を含む): 41997312

約数和(自身を除く): 24155632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 2687, 3320, 5374, 6640, 10748, 13435, 21496, 26870, 42992, 53740, 107480, 214960, 223021, 446042, 892084, 1115105, 1784168, 2230210, 3568336, 4460420, 8920840, 17841680]

約数ペア:

[(1, 17841680), (2, 8920840), (4, 4460420), (5, 3568336), (8, 2230210), (10, 1784168), (16, 1115105), (20, 892084), (40, 446042), (80, 223021), (83, 214960), (166, 107480), (332, 53740), (415, 42992), (664, 26870), (830, 21496), (1328, 13435), (1660, 10748), (2687, 6640), (3320, 5374)]