1948400

素因数分解:

$2^4\times 5^2\times {\mathrm{4871}}^1$

素因数の和:4889

約数の個数: 30

約数和(自身を含む): 4681992

約数和(自身を除く): 2733592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4871, 9742, 19484, 24355, 38968, 48710, 77936, 97420, 121775, 194840, 243550, 389680, 487100, 974200, 1948400]

約数ペア:

[(1, 1948400), (2, 974200), (4, 487100), (5, 389680), (8, 243550), (10, 194840), (16, 121775), (20, 97420), (25, 77936), (40, 48710), (50, 38968), (80, 24355), (100, 19484), (200, 9742), (400, 4871)]