20163553240

素因数分解:

$2^3\times 5^1\times {\mathrm{504088831}}^1$

素因数の和:504088842

約数の個数: 16

約数和(自身を含む): 45367994880

約数和(自身を除く): 25204441640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504088831, 1008177662, 2016355324, 2520444155, 4032710648, 5040888310, 10081776620, 20163553240]

約数ペア:

[(1, 20163553240), (2, 10081776620), (4, 5040888310), (5, 4032710648), (8, 2520444155), (10, 2016355324), (20, 1008177662), (40, 504088831)]