31460540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{5443}}^1$

素因数の和:5486

約数の個数: 36

約数和(自身を含む): 70194936

約数和(自身を除く): 38734396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5443, 5780, 10886, 21772, 27215, 54430, 92531, 108860, 185062, 370124, 462655, 925310, 1573027, 1850620, 3146054, 6292108, 7865135, 15730270, 31460540]

約数ペア:

[(1, 31460540), (2, 15730270), (4, 7865135), (5, 6292108), (10, 3146054), (17, 1850620), (20, 1573027), (34, 925310), (68, 462655), (85, 370124), (170, 185062), (289, 108860), (340, 92531), (578, 54430), (1156, 27215), (1445, 21772), (2890, 10886), (5443, 5780)]