30402980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{14207}}^1$

素因数の和:14323

約数の個数: 24

約数和(自身を含む): 64447488

約数和(自身を除く): 34044508

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 14207, 28414, 56828, 71035, 142070, 284140, 1520149, 3040298, 6080596, 7600745, 15201490, 30402980]

約数ペア:

[(1, 30402980), (2, 15201490), (4, 7600745), (5, 6080596), (10, 3040298), (20, 1520149), (107, 284140), (214, 142070), (428, 71035), (535, 56828), (1070, 28414), (2140, 14207)]