15629960

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1031}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 35294400

約数和(自身を除く): 19664440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1031, 1516, 1895, 2062, 3032, 3790, 4124, 5155, 7580, 8248, 10310, 15160, 20620, 41240, 390749, 781498, 1562996, 1953745, 3125992, 3907490, 7814980, 15629960]

約数ペア:

[(1, 15629960), (2, 7814980), (4, 3907490), (5, 3125992), (8, 1953745), (10, 1562996), (20, 781498), (40, 390749), (379, 41240), (758, 20620), (1031, 15160), (1516, 10310), (1895, 8248), (2062, 7580), (3032, 5155), (3790, 4124)]