28370820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{472847}}^1$

素因数の和:472859

約数の個数: 24

約数和(自身を含む): 79438464

約数和(自身を除く): 51067644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 472847, 945694, 1418541, 1891388, 2364235, 2837082, 4728470, 5674164, 7092705, 9456940, 14185410, 28370820]

約数ペア:

[(1, 28370820), (2, 14185410), (3, 9456940), (4, 7092705), (5, 5674164), (6, 4728470), (10, 2837082), (12, 2364235), (15, 1891388), (20, 1418541), (30, 945694), (60, 472847)]