12504820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 27433728

約数和(自身を除く): 14928908

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 251, 265, 470, 502, 530, 940, 1004, 1060, 1255, 2491, 2510, 4982, 5020, 9964, 11797, 12455, 13303, 23594, 24910, 26606, 47188, 49820, 53212, 58985, 66515, 117970, 133030, 235940, 266060, 625241, 1250482, 2500964, 3126205, 6252410, 12504820]

約数ペア:

[(1, 12504820), (2, 6252410), (4, 3126205), (5, 2500964), (10, 1250482), (20, 625241), (47, 266060), (53, 235940), (94, 133030), (106, 117970), (188, 66515), (212, 58985), (235, 53212), (251, 49820), (265, 47188), (470, 26606), (502, 24910), (530, 23594), (940, 13303), (1004, 12455), (1060, 11797), (1255, 9964), (2491, 5020), (2510, 4982)]