20206910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 38296800

約数和(自身を除く): 18089890

約数列:

[1, 2, 5, 10, 29, 58, 59, 118, 145, 290, 295, 590, 1181, 1711, 2362, 3422, 5905, 8555, 11810, 17110, 34249, 68498, 69679, 139358, 171245, 342490, 348395, 696790, 2020691, 4041382, 10103455, 20206910]

約数ペア:

[(1, 20206910), (2, 10103455), (5, 4041382), (10, 2020691), (29, 696790), (58, 348395), (59, 342490), (118, 171245), (145, 139358), (290, 69679), (295, 68498), (590, 34249), (1181, 17110), (1711, 11810), (2362, 8555), (3422, 5905)]