195900560

素因数分解:

$2^4\times 5^1\times {\mathrm{2448757}}^1$

素因数の和:2448770

約数の個数: 20

約数和(自身を含む): 455468988

約数和(自身を除く): 259568428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2448757, 4897514, 9795028, 12243785, 19590056, 24487570, 39180112, 48975140, 97950280, 195900560]

約数ペア:

[(1, 195900560), (2, 97950280), (4, 48975140), (5, 39180112), (8, 24487570), (10, 19590056), (16, 12243785), (20, 9795028), (40, 4897514), (80, 2448757)]