22864180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 50400000

約数和(自身を除く): 27535820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 499, 580, 790, 998, 1580, 1996, 2291, 2495, 4582, 4990, 9164, 9980, 11455, 14471, 22910, 28942, 39421, 45820, 57884, 72355, 78842, 144710, 157684, 197105, 289420, 394210, 788420, 1143209, 2286418, 4572836, 5716045, 11432090, 22864180]

約数ペア:

[(1, 22864180), (2, 11432090), (4, 5716045), (5, 4572836), (10, 2286418), (20, 1143209), (29, 788420), (58, 394210), (79, 289420), (116, 197105), (145, 157684), (158, 144710), (290, 78842), (316, 72355), (395, 57884), (499, 45820), (580, 39421), (790, 28942), (998, 22910), (1580, 14471), (1996, 11455), (2291, 9980), (2495, 9164), (4582, 4990)]