109070120

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12923}}^1$

素因数の和:13145

約数の個数: 32

約数和(自身を含む): 246589920

約数和(自身を除く): 137519800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 12923, 25846, 51692, 64615, 103384, 129230, 258460, 516920, 2726753, 5453506, 10907012, 13633765, 21814024, 27267530, 54535060, 109070120]

約数ペア:

[(1, 109070120), (2, 54535060), (4, 27267530), (5, 21814024), (8, 13633765), (10, 10907012), (20, 5453506), (40, 2726753), (211, 516920), (422, 258460), (844, 129230), (1055, 103384), (1688, 64615), (2110, 51692), (4220, 25846), (8440, 12923)]