208768970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{719893}}^1$

素因数の和:719929

約数の個数: 16

約数和(自身を含む): 388742760

約数和(自身を除く): 179973790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 719893, 1439786, 3599465, 7198930, 20876897, 41753794, 104384485, 208768970]

約数ペア:

[(1, 208768970), (2, 104384485), (5, 41753794), (10, 20876897), (29, 7198930), (58, 3599465), (145, 1439786), (290, 719893)]