23171920

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2707}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 54398304

約数和(自身を除く): 31226384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 2707, 4280, 5414, 8560, 10828, 13535, 21656, 27070, 43312, 54140, 108280, 216560, 289649, 579298, 1158596, 1448245, 2317192, 2896490, 4634384, 5792980, 11585960, 23171920]

約数ペア:

[(1, 23171920), (2, 11585960), (4, 5792980), (5, 4634384), (8, 2896490), (10, 2317192), (16, 1448245), (20, 1158596), (40, 579298), (80, 289649), (107, 216560), (214, 108280), (428, 54140), (535, 43312), (856, 27070), (1070, 21656), (1712, 13535), (2140, 10828), (2707, 8560), (4280, 5414)]