9963920

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2183

約数の個数: 40

約数和(自身を含む): 23569920

約数和(自身を除く): 13606000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2111, 2360, 4222, 4720, 8444, 10555, 16888, 21110, 33776, 42220, 84440, 124549, 168880, 249098, 498196, 622745, 996392, 1245490, 1992784, 2490980, 4981960, 9963920]

約数ペア:

[(1, 9963920), (2, 4981960), (4, 2490980), (5, 1992784), (8, 1245490), (10, 996392), (16, 622745), (20, 498196), (40, 249098), (59, 168880), (80, 124549), (118, 84440), (236, 42220), (295, 33776), (472, 21110), (590, 16888), (944, 10555), (1180, 8444), (2111, 4720), (2360, 4222)]