70476920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7901}}^1$

素因数の和:8135

約数の個数: 32

約数和(自身を含む): 159304320

約数和(自身を除く): 88827400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 7901, 8920, 15802, 31604, 39505, 63208, 79010, 158020, 316040, 1761923, 3523846, 7047692, 8809615, 14095384, 17619230, 35238460, 70476920]

約数ペア:

[(1, 70476920), (2, 35238460), (4, 17619230), (5, 14095384), (8, 8809615), (10, 7047692), (20, 3523846), (40, 1761923), (223, 316040), (446, 158020), (892, 79010), (1115, 63208), (1784, 39505), (2230, 31604), (4460, 15802), (7901, 8920)]