52788460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{138917}}^1$

素因数の和:138945

約数の個数: 24

約数和(自身を含む): 116691120

約数和(自身を除く): 63902660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 138917, 277834, 555668, 694585, 1389170, 2639423, 2778340, 5278846, 10557692, 13197115, 26394230, 52788460]

約数ペア:

[(1, 52788460), (2, 26394230), (4, 13197115), (5, 10557692), (10, 5278846), (19, 2778340), (20, 2639423), (38, 1389170), (76, 694585), (95, 555668), (190, 277834), (380, 138917)]