622139620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{3571}}^1$

素因数の和:3892

約数の個数: 48

約数和(自身を含む): 1353816576

約数和(自身を除く): 731676956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 281, 310, 562, 620, 1124, 1405, 2810, 3571, 5620, 7142, 8711, 14284, 17422, 17855, 34844, 35710, 43555, 71420, 87110, 110701, 174220, 221402, 442804, 553505, 1003451, 1107010, 2006902, 2214020, 4013804, 5017255, 10034510, 20069020, 31106981, 62213962, 124427924, 155534905, 311069810, 622139620]

約数ペア:

[(1, 622139620), (2, 311069810), (4, 155534905), (5, 124427924), (10, 62213962), (20, 31106981), (31, 20069020), (62, 10034510), (124, 5017255), (155, 4013804), (281, 2214020), (310, 2006902), (562, 1107010), (620, 1003451), (1124, 553505), (1405, 442804), (2810, 221402), (3571, 174220), (5620, 110701), (7142, 87110), (8711, 71420), (14284, 43555), (17422, 35710), (17855, 34844)]