2921080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 6645600

約数和(自身を除く): 3724520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 709, 824, 1030, 1418, 2060, 2836, 3545, 4120, 5672, 7090, 14180, 28360, 73027, 146054, 292108, 365135, 584216, 730270, 1460540, 2921080]

約数ペア:

[(1, 2921080), (2, 1460540), (4, 730270), (5, 584216), (8, 365135), (10, 292108), (20, 146054), (40, 73027), (103, 28360), (206, 14180), (412, 7090), (515, 5672), (709, 4120), (824, 3545), (1030, 2836), (1418, 2060)]