2020177910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{38977}}^1$

素因数の和:39128

約数の個数: 32

約数和(自身を含む): 3738146112

約数和(自身を除く): 1717968202

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 710, 730, 5183, 10366, 25915, 38977, 51830, 77954, 194885, 389770, 2767367, 2845321, 5534734, 5690642, 13836835, 14226605, 27673670, 28453210, 202017791, 404035582, 1010088955, 2020177910]

約数ペア:

[(1, 2020177910), (2, 1010088955), (5, 404035582), (10, 202017791), (71, 28453210), (73, 27673670), (142, 14226605), (146, 13836835), (355, 5690642), (365, 5534734), (710, 2845321), (730, 2767367), (5183, 389770), (10366, 194885), (25915, 77954), (38977, 51830)]