20120820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335347}}^1$

素因数の和:335359

約数の個数: 24

約数和(自身を含む): 56338464

約数和(自身を除く): 36217644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335347, 670694, 1006041, 1341388, 1676735, 2012082, 3353470, 4024164, 5030205, 6706940, 10060410, 20120820]

約数ペア:

[(1, 20120820), (2, 10060410), (3, 6706940), (4, 5030205), (5, 4024164), (6, 3353470), (10, 2012082), (12, 1676735), (15, 1341388), (20, 1006041), (30, 670694), (60, 335347)]