15702657970

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1\times {\mathrm{39191}}^1$

素因数の和:39690

約数の個数: 32

約数和(自身を含む): 28613295360

約数和(自身を除く): 12910637390

約数列:

[1, 2, 5, 10, 103, 206, 389, 515, 778, 1030, 1945, 3890, 39191, 40067, 78382, 80134, 195955, 200335, 391910, 400670, 4036673, 8073346, 15245299, 20183365, 30490598, 40366730, 76226495, 152452990, 1570265797, 3140531594, 7851328985, 15702657970]

約数ペア:

[(1, 15702657970), (2, 7851328985), (5, 3140531594), (10, 1570265797), (103, 152452990), (206, 76226495), (389, 40366730), (515, 30490598), (778, 20183365), (1030, 15245299), (1945, 8073346), (3890, 4036673), (39191, 400670), (40067, 391910), (78382, 200335), (80134, 195955)]