40806786820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1\times {\mathrm{33809}}^1$

素因数の和:35928

約数の個数: 48

約数和(自身を含む): 88694449200

約数和(自身を除く): 47887662380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2081, 4162, 8324, 10405, 20810, 33809, 41620, 60349, 67618, 120698, 135236, 169045, 241396, 301745, 338090, 603490, 676180, 980461, 1206980, 1960922, 3921844, 4902305, 9804610, 19609220, 70356529, 140713058, 281426116, 351782645, 703565290, 1407130580, 2040339341, 4080678682, 8161357364, 10201696705, 20403393410, 40806786820]

約数ペア:

[(1, 40806786820), (2, 20403393410), (4, 10201696705), (5, 8161357364), (10, 4080678682), (20, 2040339341), (29, 1407130580), (58, 703565290), (116, 351782645), (145, 281426116), (290, 140713058), (580, 70356529), (2081, 19609220), (4162, 9804610), (8324, 4902305), (10405, 3921844), (20810, 1960922), (33809, 1206980), (41620, 980461), (60349, 676180), (67618, 603490), (120698, 338090), (135236, 301745), (169045, 241396)]