70722980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{16759}}^1$

素因数の和:16979

約数の個数: 24

約数和(自身を含む): 149231040

約数和(自身を除く): 78508060

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 16759, 33518, 67036, 83795, 167590, 335180, 3536149, 7072298, 14144596, 17680745, 35361490, 70722980]

約数ペア:

[(1, 70722980), (2, 35361490), (4, 17680745), (5, 14144596), (10, 7072298), (20, 3536149), (211, 335180), (422, 167590), (844, 83795), (1055, 67036), (2110, 33518), (4220, 16759)]