4784980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 10090080

約数和(自身を除く): 5305100

約数列:

[1, 2, 4, 5, 10, 20, 419, 571, 838, 1142, 1676, 2095, 2284, 2855, 4190, 5710, 8380, 11420, 239249, 478498, 956996, 1196245, 2392490, 4784980]

約数ペア:

[(1, 4784980), (2, 2392490), (4, 1196245), (5, 956996), (10, 478498), (20, 239249), (419, 11420), (571, 8380), (838, 5710), (1142, 4190), (1676, 2855), (2095, 2284)]