30101840

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2859

約数の個数: 40

約数和(自身を含む): 70516320

約数和(自身を除く): 40414480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2707, 2780, 5414, 5560, 10828, 11120, 13535, 21656, 27070, 43312, 54140, 108280, 216560, 376273, 752546, 1505092, 1881365, 3010184, 3762730, 6020368, 7525460, 15050920, 30101840]

約数ペア:

[(1, 30101840), (2, 15050920), (4, 7525460), (5, 6020368), (8, 3762730), (10, 3010184), (16, 1881365), (20, 1505092), (40, 752546), (80, 376273), (139, 216560), (278, 108280), (556, 54140), (695, 43312), (1112, 27070), (1390, 21656), (2224, 13535), (2707, 11120), (2780, 10828), (5414, 5560)]