15565360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2005

約数の個数: 40

約数和(自身を含む): 36560160

約数和(自身を除く): 20994800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1889, 2060, 3778, 4120, 7556, 8240, 9445, 15112, 18890, 30224, 37780, 75560, 151120, 194567, 389134, 778268, 972835, 1556536, 1945670, 3113072, 3891340, 7782680, 15565360]

約数ペア:

[(1, 15565360), (2, 7782680), (4, 3891340), (5, 3113072), (8, 1945670), (10, 1556536), (16, 972835), (20, 778268), (40, 389134), (80, 194567), (103, 151120), (206, 75560), (412, 37780), (515, 30224), (824, 18890), (1030, 15112), (1648, 9445), (1889, 8240), (2060, 7556), (3778, 4120)]