105296720

素因数分解:

$2^4\times 5^1\times {\mathrm{1316209}}^1$

素因数の和:1316222

約数の個数: 20

約数和(自身を含む): 244815060

約数和(自身を除く): 139518340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1316209, 2632418, 5264836, 6581045, 10529672, 13162090, 21059344, 26324180, 52648360, 105296720]

約数ペア:

[(1, 105296720), (2, 52648360), (4, 26324180), (5, 21059344), (8, 13162090), (10, 10529672), (16, 6581045), (20, 5264836), (40, 2632418), (80, 1316209)]