28301120

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1575

約数の個数: 56

約数和(自身を含む): 68580000

約数和(自身を除く): 40278880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1180, 1499, 1888, 2360, 2998, 3776, 4720, 5996, 7495, 9440, 11992, 14990, 18880, 23984, 29980, 47968, 59960, 88441, 95936, 119920, 176882, 239840, 353764, 442205, 479680, 707528, 884410, 1415056, 1768820, 2830112, 3537640, 5660224, 7075280, 14150560, 28301120]

約数ペア:

[(1, 28301120), (2, 14150560), (4, 7075280), (5, 5660224), (8, 3537640), (10, 2830112), (16, 1768820), (20, 1415056), (32, 884410), (40, 707528), (59, 479680), (64, 442205), (80, 353764), (118, 239840), (160, 176882), (236, 119920), (295, 95936), (320, 88441), (472, 59960), (590, 47968), (944, 29980), (1180, 23984), (1499, 18880), (1888, 14990), (2360, 11992), (2998, 9440), (3776, 7495), (4720, 5996)]