9438920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 22464000

約数和(自身を除く): 13025080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 103, 116, 145, 158, 206, 232, 290, 316, 395, 412, 515, 580, 632, 790, 824, 1030, 1160, 1580, 2060, 2291, 2987, 3160, 4120, 4582, 5974, 8137, 9164, 11455, 11948, 14935, 16274, 18328, 22910, 23896, 29870, 32548, 40685, 45820, 59740, 65096, 81370, 91640, 119480, 162740, 235973, 325480, 471946, 943892, 1179865, 1887784, 2359730, 4719460, 9438920]

約数ペア:

[(1, 9438920), (2, 4719460), (4, 2359730), (5, 1887784), (8, 1179865), (10, 943892), (20, 471946), (29, 325480), (40, 235973), (58, 162740), (79, 119480), (103, 91640), (116, 81370), (145, 65096), (158, 59740), (206, 45820), (232, 40685), (290, 32548), (316, 29870), (395, 23896), (412, 22910), (515, 18328), (580, 16274), (632, 14935), (790, 11948), (824, 11455), (1030, 9164), (1160, 8137), (1580, 5974), (2060, 4582), (2291, 4120), (2987, 3160)]