172649260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1233209}}^1$

素因数の和:1233225

約数の個数: 24

約数和(自身を含む): 414358560

約数和(自身を除く): 241709300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1233209, 2466418, 4932836, 6166045, 8632463, 12332090, 17264926, 24664180, 34529852, 43162315, 86324630, 172649260]

約数ペア:

[(1, 172649260), (2, 86324630), (4, 43162315), (5, 34529852), (7, 24664180), (10, 17264926), (14, 12332090), (20, 8632463), (28, 6166045), (35, 4932836), (70, 2466418), (140, 1233209)]