806221360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1439681}}^1$

素因数の和:1439701

約数の個数: 40

約数和(自身を含む): 2142246816

約数和(自身を除く): 1336025456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1439681, 2879362, 5758724, 7198405, 10077767, 11517448, 14396810, 20155534, 23034896, 28793620, 40311068, 50388835, 57587240, 80622136, 100777670, 115174480, 161244272, 201555340, 403110680, 806221360]

約数ペア:

[(1, 806221360), (2, 403110680), (4, 201555340), (5, 161244272), (7, 115174480), (8, 100777670), (10, 80622136), (14, 57587240), (16, 50388835), (20, 40311068), (28, 28793620), (35, 23034896), (40, 20155534), (56, 14396810), (70, 11517448), (80, 10077767), (112, 7198405), (140, 5758724), (280, 2879362), (560, 1439681)]