74479820

素因数分解:

$2^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{2617}}^1$

素因数の和:4049

約数の個数: 24

約数和(自身を含む): 156577344

約数和(自身を除く): 82097524

約数列:

[1, 2, 4, 5, 10, 20, 1423, 2617, 2846, 5234, 5692, 7115, 10468, 13085, 14230, 26170, 28460, 52340, 3723991, 7447982, 14895964, 18619955, 37239910, 74479820]

約数ペア:

[(1, 74479820), (2, 37239910), (4, 18619955), (5, 14895964), (10, 7447982), (20, 3723991), (1423, 52340), (2617, 28460), (2846, 26170), (5234, 14230), (5692, 13085), (7115, 10468)]