305756120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{104711}}^1$

素因数の和:104795

約数の個数: 32

約数和(自身を含む): 697381920

約数和(自身を除く): 391625800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 104711, 209422, 418844, 523555, 837688, 1047110, 2094220, 4188440, 7643903, 15287806, 30575612, 38219515, 61151224, 76439030, 152878060, 305756120]

約数ペア:

[(1, 305756120), (2, 152878060), (4, 76439030), (5, 61151224), (8, 38219515), (10, 30575612), (20, 15287806), (40, 7643903), (73, 4188440), (146, 2094220), (292, 1047110), (365, 837688), (584, 523555), (730, 418844), (1460, 209422), (2920, 104711)]