39670840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3160

約数の個数: 64

約数和(自身を含む): 100764000

約数和(自身を除く): 61093160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3109, 3190, 6218, 6380, 12436, 12760, 15545, 24872, 31090, 34199, 62180, 68398, 90161, 124360, 136796, 170995, 180322, 273592, 341990, 360644, 450805, 683980, 721288, 901610, 991771, 1367960, 1803220, 1983542, 3606440, 3967084, 4958855, 7934168, 9917710, 19835420, 39670840]

約数ペア:

[(1, 39670840), (2, 19835420), (4, 9917710), (5, 7934168), (8, 4958855), (10, 3967084), (11, 3606440), (20, 1983542), (22, 1803220), (29, 1367960), (40, 991771), (44, 901610), (55, 721288), (58, 683980), (88, 450805), (110, 360644), (116, 341990), (145, 273592), (220, 180322), (232, 170995), (290, 136796), (319, 124360), (440, 90161), (580, 68398), (638, 62180), (1160, 34199), (1276, 31090), (1595, 24872), (2552, 15545), (3109, 12760), (3190, 12436), (6218, 6380)]