7254920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 17729280

約数和(自身を除く): 10474360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 227, 235, 340, 376, 454, 470, 680, 799, 908, 940, 1135, 1598, 1816, 1880, 2270, 3196, 3859, 3995, 4540, 6392, 7718, 7990, 9080, 10669, 15436, 15980, 19295, 21338, 30872, 31960, 38590, 42676, 53345, 77180, 85352, 106690, 154360, 181373, 213380, 362746, 426760, 725492, 906865, 1450984, 1813730, 3627460, 7254920]

約数ペア:

[(1, 7254920), (2, 3627460), (4, 1813730), (5, 1450984), (8, 906865), (10, 725492), (17, 426760), (20, 362746), (34, 213380), (40, 181373), (47, 154360), (68, 106690), (85, 85352), (94, 77180), (136, 53345), (170, 42676), (188, 38590), (227, 31960), (235, 30872), (340, 21338), (376, 19295), (454, 15980), (470, 15436), (680, 10669), (799, 9080), (908, 7990), (940, 7718), (1135, 6392), (1598, 4540), (1816, 3995), (1880, 3859), (2270, 3196)]