84820180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223211}}^1$

素因数の和:223239

約数の個数: 24

約数和(自身を含む): 187498080

約数和(自身を除く): 102677900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 223211, 446422, 892844, 1116055, 2232110, 4241009, 4464220, 8482018, 16964036, 21205045, 42410090, 84820180]

約数ペア:

[(1, 84820180), (2, 42410090), (4, 21205045), (5, 16964036), (10, 8482018), (19, 4464220), (20, 4241009), (38, 2232110), (76, 1116055), (95, 892844), (190, 446422), (380, 223211)]