196404680

素因数分解:

$2^3\times 5^1\times {\mathrm{4910117}}^1$

素因数の和:4910128

約数の個数: 16

約数和(自身を含む): 441910620

約数和(自身を除く): 245505940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4910117, 9820234, 19640468, 24550585, 39280936, 49101170, 98202340, 196404680]

約数ペア:

[(1, 196404680), (2, 98202340), (4, 49101170), (5, 39280936), (8, 24550585), (10, 19640468), (20, 9820234), (40, 4910117)]