8457560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 20606400

約数和(自身を除く): 12148840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 317, 460, 580, 634, 667, 920, 1160, 1268, 1334, 1585, 2536, 2668, 3170, 3335, 5336, 6340, 6670, 7291, 9193, 12680, 13340, 14582, 18386, 26680, 29164, 36455, 36772, 45965, 58328, 72910, 73544, 91930, 145820, 183860, 211439, 291640, 367720, 422878, 845756, 1057195, 1691512, 2114390, 4228780, 8457560]

約数ペア:

[(1, 8457560), (2, 4228780), (4, 2114390), (5, 1691512), (8, 1057195), (10, 845756), (20, 422878), (23, 367720), (29, 291640), (40, 211439), (46, 183860), (58, 145820), (92, 91930), (115, 73544), (116, 72910), (145, 58328), (184, 45965), (230, 36772), (232, 36455), (290, 29164), (317, 26680), (460, 18386), (580, 14582), (634, 13340), (667, 12680), (920, 9193), (1160, 7291), (1268, 6670), (1334, 6340), (1585, 5336), (2536, 3335), (2668, 3170)]