20386392010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1\times {\mathrm{5147}}^1$

素因数の和:6207

約数の個数: 64

約数和(自身を含む): 40591279872

約数和(自身を除く): 20204887862

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1013, 1955, 2026, 3910, 5065, 5147, 10130, 10294, 17221, 23299, 25735, 34442, 46598, 51470, 86105, 87499, 116495, 118381, 172210, 174998, 232990, 236762, 396083, 437495, 591905, 792166, 874990, 1183810, 1980415, 2012477, 3960830, 4024954, 5213911, 10062385, 10427822, 20124770, 26069555, 52139110, 88636487, 119919953, 177272974, 239839906, 443182435, 599599765, 886364870, 1199199530, 2038639201, 4077278402, 10193196005, 20386392010]

約数ペア:

[(1, 20386392010), (2, 10193196005), (5, 4077278402), (10, 2038639201), (17, 1199199530), (23, 886364870), (34, 599599765), (46, 443182435), (85, 239839906), (115, 177272974), (170, 119919953), (230, 88636487), (391, 52139110), (782, 26069555), (1013, 20124770), (1955, 10427822), (2026, 10062385), (3910, 5213911), (5065, 4024954), (5147, 3960830), (10130, 2012477), (10294, 1980415), (17221, 1183810), (23299, 874990), (25735, 792166), (34442, 591905), (46598, 437495), (51470, 396083), (86105, 236762), (87499, 232990), (116495, 174998), (118381, 172210)]