208545380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359561}}^1$

素因数の和:359599

約数の個数: 24

約数和(自身を含む): 453048120

約数和(自身を除く): 244502740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 359561, 719122, 1438244, 1797805, 3595610, 7191220, 10427269, 20854538, 41709076, 52136345, 104272690, 208545380]

約数ペア:

[(1, 208545380), (2, 104272690), (4, 52136345), (5, 41709076), (10, 20854538), (20, 10427269), (29, 7191220), (58, 3595610), (116, 1797805), (145, 1438244), (290, 719122), (580, 359561)]