84422020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{23321}}^1$

素因数の和:23511

約数の個数: 24

約数和(自身を含む): 178273368

約数和(自身を除く): 93851348

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 23321, 46642, 93284, 116605, 233210, 466420, 4221101, 8442202, 16884404, 21105505, 42211010, 84422020]

約数ペア:

[(1, 84422020), (2, 42211010), (4, 21105505), (5, 16884404), (10, 8442202), (20, 4221101), (181, 466420), (362, 233210), (724, 116605), (905, 93284), (1810, 46642), (3620, 23321)]