1398680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 3196800

約数和(自身を除く): 1798120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 479, 584, 730, 958, 1460, 1916, 2395, 2920, 3832, 4790, 9580, 19160, 34967, 69934, 139868, 174835, 279736, 349670, 699340, 1398680]

約数ペア:

[(1, 1398680), (2, 699340), (4, 349670), (5, 279736), (8, 174835), (10, 139868), (20, 69934), (40, 34967), (73, 19160), (146, 9580), (292, 4790), (365, 3832), (479, 2920), (584, 2395), (730, 1916), (958, 1460)]