148835920

素因数分解:

$2^4\times 5^1\times {\mathrm{1860449}}^1$

素因数の和:1860462

約数の個数: 20

約数和(自身を含む): 346043700

約数和(自身を除く): 197207780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1860449, 3720898, 7441796, 9302245, 14883592, 18604490, 29767184, 37208980, 74417960, 148835920]

約数ペア:

[(1, 148835920), (2, 74417960), (4, 37208980), (5, 29767184), (8, 18604490), (10, 14883592), (16, 9302245), (20, 7441796), (40, 3720898), (80, 1860449)]