2912353960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1\times {\mathrm{1637}}^1$

素因数の和:2290

約数の個数: 64

約数和(自身を含む): 6651590400

約数和(自身を除く): 3739236440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 563, 632, 790, 1126, 1580, 1637, 2252, 2815, 3160, 3274, 4504, 5630, 6548, 8185, 11260, 13096, 16370, 22520, 32740, 44477, 65480, 88954, 129323, 177908, 222385, 258646, 355816, 444770, 517292, 646615, 889540, 921631, 1034584, 1293230, 1779080, 1843262, 2586460, 3686524, 4608155, 5172920, 7373048, 9216310, 18432620, 36865240, 72808849, 145617698, 291235396, 364044245, 582470792, 728088490, 1456176980, 2912353960]

約数ペア:

[(1, 2912353960), (2, 1456176980), (4, 728088490), (5, 582470792), (8, 364044245), (10, 291235396), (20, 145617698), (40, 72808849), (79, 36865240), (158, 18432620), (316, 9216310), (395, 7373048), (563, 5172920), (632, 4608155), (790, 3686524), (1126, 2586460), (1580, 1843262), (1637, 1779080), (2252, 1293230), (2815, 1034584), (3160, 921631), (3274, 889540), (4504, 646615), (5630, 517292), (6548, 444770), (8185, 355816), (11260, 258646), (13096, 222385), (16370, 177908), (22520, 129323), (32740, 88954), (44477, 65480)]