74355620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{571}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 166053888

約数和(自身を除く): 91698268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 383, 571, 766, 1142, 1532, 1915, 2284, 2855, 3830, 5710, 6511, 7660, 9707, 11420, 13022, 19414, 26044, 32555, 38828, 48535, 65110, 97070, 130220, 194140, 218693, 437386, 874772, 1093465, 2186930, 3717781, 4373860, 7435562, 14871124, 18588905, 37177810, 74355620]

約数ペア:

[(1, 74355620), (2, 37177810), (4, 18588905), (5, 14871124), (10, 7435562), (17, 4373860), (20, 3717781), (34, 2186930), (68, 1093465), (85, 874772), (170, 437386), (340, 218693), (383, 194140), (571, 130220), (766, 97070), (1142, 65110), (1532, 48535), (1915, 38828), (2284, 32555), (2855, 26044), (3830, 19414), (5710, 13022), (6511, 11420), (7660, 9707)]