20567110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{359}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 18857210

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 359, 674, 718, 1685, 1795, 3370, 3590, 5729, 6103, 11458, 12206, 28645, 30515, 57290, 61030, 120983, 241966, 604915, 1209830, 2056711, 4113422, 10283555, 20567110]

約数ペア:

[(1, 20567110), (2, 10283555), (5, 4113422), (10, 2056711), (17, 1209830), (34, 604915), (85, 241966), (170, 120983), (337, 61030), (359, 57290), (674, 30515), (718, 28645), (1685, 12206), (1795, 11458), (3370, 6103), (3590, 5729)]