28304840

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{3037}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 63980280

約数和(自身を除く): 35675440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 3037, 4660, 6074, 9320, 12148, 15185, 24296, 30370, 60740, 121480, 707621, 1415242, 2830484, 3538105, 5660968, 7076210, 14152420, 28304840]

約数ペア:

[(1, 28304840), (2, 14152420), (4, 7076210), (5, 5660968), (8, 3538105), (10, 2830484), (20, 1415242), (40, 707621), (233, 121480), (466, 60740), (932, 30370), (1165, 24296), (1864, 15185), (2330, 12148), (3037, 9320), (4660, 6074)]