9148400

素因数分解:

$2^4\times 5^2\times {\mathrm{22871}}^1$

素因数の和:22889

約数の個数: 30

約数和(自身を含む): 21979992

約数和(自身を除く): 12831592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 22871, 45742, 91484, 114355, 182968, 228710, 365936, 457420, 571775, 914840, 1143550, 1829680, 2287100, 4574200, 9148400]

約数ペア:

[(1, 9148400), (2, 4574200), (4, 2287100), (5, 1829680), (8, 1143550), (10, 914840), (16, 571775), (20, 457420), (25, 365936), (40, 228710), (50, 182968), (80, 114355), (100, 91484), (200, 45742), (400, 22871)]