74201920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17837}}^1$

素因数の和:17867

約数の個数: 56

約数和(自身を含む): 190295784

約数和(自身を除く): 116093864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17837, 35674, 71348, 89185, 142696, 178370, 231881, 285392, 356740, 463762, 570784, 713480, 927524, 1141568, 1159405, 1426960, 1855048, 2318810, 2853920, 3710096, 4637620, 5707840, 7420192, 9275240, 14840384, 18550480, 37100960, 74201920]

約数ペア:

[(1, 74201920), (2, 37100960), (4, 18550480), (5, 14840384), (8, 9275240), (10, 7420192), (13, 5707840), (16, 4637620), (20, 3710096), (26, 2853920), (32, 2318810), (40, 1855048), (52, 1426960), (64, 1159405), (65, 1141568), (80, 927524), (104, 713480), (130, 570784), (160, 463762), (208, 356740), (260, 285392), (320, 231881), (416, 178370), (520, 142696), (832, 89185), (1040, 71348), (2080, 35674), (4160, 17837)]