9968720

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^2$

素因数の和:719

約数の個数: 30

約数和(自身を含む): 23243118

約数和(自身を除く): 13274398

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3530, 5648, 7060, 14120, 28240, 124609, 249218, 498436, 623045, 996872, 1246090, 1993744, 2492180, 4984360, 9968720]

約数ペア:

[(1, 9968720), (2, 4984360), (4, 2492180), (5, 1993744), (8, 1246090), (10, 996872), (16, 623045), (20, 498436), (40, 249218), (80, 124609), (353, 28240), (706, 14120), (1412, 7060), (1765, 5648), (2824, 3530)]