38412040

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2281}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 86670360

約数和(自身を除く): 48258320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 2281, 3368, 4210, 4562, 8420, 9124, 11405, 16840, 18248, 22810, 45620, 91240, 960301, 1920602, 3841204, 4801505, 7682408, 9603010, 19206020, 38412040]

約数ペア:

[(1, 38412040), (2, 19206020), (4, 9603010), (5, 7682408), (8, 4801505), (10, 3841204), (20, 1920602), (40, 960301), (421, 91240), (842, 45620), (1684, 22810), (2105, 18248), (2281, 16840), (3368, 11405), (4210, 9124), (4562, 8420)]