20280564

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2377}}^1$

素因数の和:2469

約数の個数: 48

約数和(自身を含む): 53267200

約数和(自身を除く): 32986636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2377, 2844, 4266, 4754, 7131, 8532, 9508, 14262, 21393, 28524, 42786, 64179, 85572, 128358, 187783, 256716, 375566, 563349, 751132, 1126698, 1690047, 2253396, 3380094, 5070141, 6760188, 10140282, 20280564]

約数ペア:

[(1, 20280564), (2, 10140282), (3, 6760188), (4, 5070141), (6, 3380094), (9, 2253396), (12, 1690047), (18, 1126698), (27, 751132), (36, 563349), (54, 375566), (79, 256716), (108, 187783), (158, 128358), (237, 85572), (316, 64179), (474, 42786), (711, 28524), (948, 21393), (1422, 14262), (2133, 9508), (2377, 8532), (2844, 7131), (4266, 4754)]