4193980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 10422720

約数和(自身を除く): 6228740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1033, 2030, 2066, 4060, 4132, 5165, 7231, 10330, 14462, 20660, 28924, 29957, 36155, 59914, 72310, 119828, 144620, 149785, 209699, 299570, 419398, 599140, 838796, 1048495, 2096990, 4193980]

約数ペア:

[(1, 4193980), (2, 2096990), (4, 1048495), (5, 838796), (7, 599140), (10, 419398), (14, 299570), (20, 209699), (28, 149785), (29, 144620), (35, 119828), (58, 72310), (70, 59914), (116, 36155), (140, 29957), (145, 28924), (203, 20660), (290, 14462), (406, 10330), (580, 7231), (812, 5165), (1015, 4132), (1033, 4060), (2030, 2066)]