2089968400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{401917}}^1$

素因数の和:401948

約数の個数: 60

約数和(自身を含む): 5407404772

約数和(自身を除く): 3317436372

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 401917, 803834, 1607668, 2009585, 3215336, 4019170, 5224921, 6430672, 8038340, 10047925, 10449842, 16076680, 20095850, 20899684, 26124605, 32153360, 40191700, 41799368, 52249210, 80383400, 83598736, 104498420, 130623025, 160766800, 208996840, 261246050, 417993680, 522492100, 1044984200, 2089968400]

約数ペア:

[(1, 2089968400), (2, 1044984200), (4, 522492100), (5, 417993680), (8, 261246050), (10, 208996840), (13, 160766800), (16, 130623025), (20, 104498420), (25, 83598736), (26, 80383400), (40, 52249210), (50, 41799368), (52, 40191700), (65, 32153360), (80, 26124605), (100, 20899684), (104, 20095850), (130, 16076680), (200, 10449842), (208, 10047925), (260, 8038340), (325, 6430672), (400, 5224921), (520, 4019170), (650, 3215336), (1040, 2009585), (1300, 1607668), (2600, 803834), (5200, 401917)]