2190389620

素因数分解:

$2^2\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{84181}}^1$

素因数の和:85491

約数の個数: 24

約数和(自身を含む): 4603408488

約数和(自身を除く): 2413018868

約数列:

[1, 2, 4, 5, 10, 20, 1301, 2602, 5204, 6505, 13010, 26020, 84181, 168362, 336724, 420905, 841810, 1683620, 109519481, 219038962, 438077924, 547597405, 1095194810, 2190389620]

約数ペア:

[(1, 2190389620), (2, 1095194810), (4, 547597405), (5, 438077924), (10, 219038962), (20, 109519481), (1301, 1683620), (2602, 841810), (5204, 420905), (6505, 336724), (13010, 168362), (26020, 84181)]