1020804520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{593491}}^1$

素因数の和:593545

約数の個数: 32

約数和(自身を含む): 2350228320

約数和(自身を除く): 1329423800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 593491, 1186982, 2373964, 2967455, 4747928, 5934910, 11869820, 23739640, 25520113, 51040226, 102080452, 127600565, 204160904, 255201130, 510402260, 1020804520]

約数ペア:

[(1, 1020804520), (2, 510402260), (4, 255201130), (5, 204160904), (8, 127600565), (10, 102080452), (20, 51040226), (40, 25520113), (43, 23739640), (86, 11869820), (172, 5934910), (215, 4747928), (344, 2967455), (430, 2373964), (860, 1186982), (1720, 593491)]