2015286520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3875551}}^1$

素因数の和:3875575

約数の個数: 32

約数和(自身を含む): 4883195520

約数和(自身を除く): 2867909000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3875551, 7751102, 15502204, 19377755, 31004408, 38755510, 50382163, 77511020, 100764326, 155022040, 201528652, 251910815, 403057304, 503821630, 1007643260, 2015286520]

約数ペア:

[(1, 2015286520), (2, 1007643260), (4, 503821630), (5, 403057304), (8, 251910815), (10, 201528652), (13, 155022040), (20, 100764326), (26, 77511020), (40, 50382163), (52, 38755510), (65, 31004408), (104, 19377755), (130, 15502204), (260, 7751102), (520, 3875551)]