77008220

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{3917}}^1$

素因数の和:4909

約数の個数: 24

約数和(自身を含む): 161923104

約数和(自身を除く): 84914884

約数列:

[1, 2, 4, 5, 10, 20, 983, 1966, 3917, 3932, 4915, 7834, 9830, 15668, 19585, 19660, 39170, 78340, 3850411, 7700822, 15401644, 19252055, 38504110, 77008220]

約数ペア:

[(1, 77008220), (2, 38504110), (4, 19252055), (5, 15401644), (10, 7700822), (20, 3850411), (983, 78340), (1966, 39170), (3917, 19660), (3932, 19585), (4915, 15668), (7834, 9830)]