20146765820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1\times {\mathrm{28607}}^1$

素因数の和:30170

約数の個数: 48

約数和(自身を含む): 44178075648

約数和(自身を除く): 24031309828

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1531, 3062, 6124, 7655, 15310, 28607, 30620, 35213, 57214, 70426, 114428, 140852, 143035, 176065, 286070, 352130, 572140, 657961, 704260, 1315922, 2631844, 3289805, 6579610, 13159220, 43797317, 87594634, 175189268, 218986585, 437973170, 875946340, 1007338291, 2014676582, 4029353164, 5036691455, 10073382910, 20146765820]

約数ペア:

[(1, 20146765820), (2, 10073382910), (4, 5036691455), (5, 4029353164), (10, 2014676582), (20, 1007338291), (23, 875946340), (46, 437973170), (92, 218986585), (115, 175189268), (230, 87594634), (460, 43797317), (1531, 13159220), (3062, 6579610), (6124, 3289805), (7655, 2631844), (15310, 1315922), (28607, 704260), (30620, 657961), (35213, 572140), (57214, 352130), (70426, 286070), (114428, 176065), (140852, 143035)]