195509680

素因数分解:

$2^4\times 5^1\times {\mathrm{2443871}}^1$

素因数の和:2443884

約数の個数: 20

約数和(自身を含む): 454560192

約数和(自身を除く): 259050512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2443871, 4887742, 9775484, 12219355, 19550968, 24438710, 39101936, 48877420, 97754840, 195509680]

約数ペア:

[(1, 195509680), (2, 97754840), (4, 48877420), (5, 39101936), (8, 24438710), (10, 19550968), (16, 12219355), (20, 9775484), (40, 4887742), (80, 2443871)]