30905340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{515089}}^1$

素因数の和:515101

約数の個数: 24

約数和(自身を含む): 86535120

約数和(自身を除く): 55629780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 515089, 1030178, 1545267, 2060356, 2575445, 3090534, 5150890, 6181068, 7726335, 10301780, 15452670, 30905340]

約数ペア:

[(1, 30905340), (2, 15452670), (3, 10301780), (4, 7726335), (5, 6181068), (6, 5150890), (10, 3090534), (12, 2575445), (15, 2060356), (20, 1545267), (30, 1030178), (60, 515089)]