206869160

素因数分解:

$2^3\times 5^1\times {\mathrm{5171729}}^1$

素因数の和:5171740

約数の個数: 16

約数和(自身を含む): 465455700

約数和(自身を除く): 258586540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5171729, 10343458, 20686916, 25858645, 41373832, 51717290, 103434580, 206869160]

約数ペア:

[(1, 206869160), (2, 103434580), (4, 51717290), (5, 41373832), (8, 25858645), (10, 20686916), (20, 10343458), (40, 5171729)]