207801220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{944551}}^1$

素因数の和:944571

約数の個数: 24

約数和(自身を含む): 476054208

約数和(自身を除く): 268252988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 944551, 1889102, 3778204, 4722755, 9445510, 10390061, 18891020, 20780122, 41560244, 51950305, 103900610, 207801220]

約数ペア:

[(1, 207801220), (2, 103900610), (4, 51950305), (5, 41560244), (10, 20780122), (11, 18891020), (20, 10390061), (22, 9445510), (44, 4722755), (55, 3778204), (110, 1889102), (220, 944551)]