28354960

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1483}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 66245760

約数和(自身を除く): 37890800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1483, 1912, 2390, 2966, 3824, 4780, 5932, 7415, 9560, 11864, 14830, 19120, 23728, 29660, 59320, 118640, 354437, 708874, 1417748, 1772185, 2835496, 3544370, 5670992, 7088740, 14177480, 28354960]

約数ペア:

[(1, 28354960), (2, 14177480), (4, 7088740), (5, 5670992), (8, 3544370), (10, 2835496), (16, 1772185), (20, 1417748), (40, 708874), (80, 354437), (239, 118640), (478, 59320), (956, 29660), (1195, 23728), (1483, 19120), (1912, 14830), (2390, 11864), (2966, 9560), (3824, 7415), (4780, 5932)]