28849820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1063}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 35500900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 590, 1063, 1180, 1357, 2126, 2714, 4252, 5315, 5428, 6785, 10630, 13570, 21260, 24449, 27140, 48898, 62717, 97796, 122245, 125434, 244490, 250868, 313585, 488980, 627170, 1254340, 1442491, 2884982, 5769964, 7212455, 14424910, 28849820]

約数ペア:

[(1, 28849820), (2, 14424910), (4, 7212455), (5, 5769964), (10, 2884982), (20, 1442491), (23, 1254340), (46, 627170), (59, 488980), (92, 313585), (115, 250868), (118, 244490), (230, 125434), (236, 122245), (295, 97796), (460, 62717), (590, 48898), (1063, 27140), (1180, 24449), (1357, 21260), (2126, 13570), (2714, 10630), (4252, 6785), (5315, 5428)]