27837620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13781}}^1$

素因数の和:13891

約数の個数: 24

約数和(自身を含む): 59042088

約数和(自身を除く): 31204468

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 13781, 27562, 55124, 68905, 137810, 275620, 1391881, 2783762, 5567524, 6959405, 13918810, 27837620]

約数ペア:

[(1, 27837620), (2, 13918810), (4, 6959405), (5, 5567524), (10, 2783762), (20, 1391881), (101, 275620), (202, 137810), (404, 68905), (505, 55124), (1010, 27562), (2020, 13781)]