1159240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 2650680

約数和(自身を除く): 1491440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 397, 584, 730, 794, 1460, 1588, 1985, 2920, 3176, 3970, 7940, 15880, 28981, 57962, 115924, 144905, 231848, 289810, 579620, 1159240]

約数ペア:

[(1, 1159240), (2, 579620), (4, 289810), (5, 231848), (8, 144905), (10, 115924), (20, 57962), (40, 28981), (73, 15880), (146, 7940), (292, 3970), (365, 3176), (397, 2920), (584, 1985), (730, 1588), (794, 1460)]