70017140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{42179}}^1$

素因数の和:42271

約数の個数: 24

約数和(自身を含む): 148811040

約数和(自身を除く): 78793900

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 42179, 84358, 168716, 210895, 421790, 843580, 3500857, 7001714, 14003428, 17504285, 35008570, 70017140]

約数ペア:

[(1, 70017140), (2, 35008570), (4, 17504285), (5, 14003428), (10, 7001714), (20, 3500857), (83, 843580), (166, 421790), (332, 210895), (415, 168716), (830, 84358), (1660, 42179)]