15050920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 34120800

約数和(自身を除く): 19069880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2707, 2780, 5414, 5560, 10828, 13535, 21656, 27070, 54140, 108280, 376273, 752546, 1505092, 1881365, 3010184, 3762730, 7525460, 15050920]

約数ペア:

[(1, 15050920), (2, 7525460), (4, 3762730), (5, 3010184), (8, 1881365), (10, 1505092), (20, 752546), (40, 376273), (139, 108280), (278, 54140), (556, 27070), (695, 21656), (1112, 13535), (1390, 10828), (2707, 5560), (2780, 5414)]