20120844

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 48269312

約数和(自身を除く): 28148468

約数列:

[1, 2, 3, 4, 6, 12, 73, 103, 146, 206, 219, 223, 292, 309, 412, 438, 446, 618, 669, 876, 892, 1236, 1338, 2676, 7519, 15038, 16279, 22557, 22969, 30076, 32558, 45114, 45938, 48837, 65116, 68907, 90228, 91876, 97674, 137814, 195348, 275628, 1676737, 3353474, 5030211, 6706948, 10060422, 20120844]

約数ペア:

[(1, 20120844), (2, 10060422), (3, 6706948), (4, 5030211), (6, 3353474), (12, 1676737), (73, 275628), (103, 195348), (146, 137814), (206, 97674), (219, 91876), (223, 90228), (292, 68907), (309, 65116), (412, 48837), (438, 45938), (446, 45114), (618, 32558), (669, 30076), (876, 22969), (892, 22557), (1236, 16279), (1338, 15038), (2676, 7519)]