2021155100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{4019}}^1$

素因数の和:4187

約数の個数: 72

約数和(自身を含む): 4522210560

約数和(自身を除く): 2501055460

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 107, 188, 214, 235, 428, 470, 535, 940, 1070, 1175, 2140, 2350, 2675, 4019, 4700, 5029, 5350, 8038, 10058, 10700, 16076, 20095, 20116, 25145, 40190, 50290, 80380, 100475, 100580, 125725, 188893, 200950, 251450, 377786, 401900, 430033, 502900, 755572, 860066, 944465, 1720132, 1888930, 2150165, 3777860, 4300330, 4722325, 8600660, 9444650, 10750825, 18889300, 20211551, 21501650, 40423102, 43003300, 80846204, 101057755, 202115510, 404231020, 505288775, 1010577550, 2021155100]

約数ペア:

[(1, 2021155100), (2, 1010577550), (4, 505288775), (5, 404231020), (10, 202115510), (20, 101057755), (25, 80846204), (47, 43003300), (50, 40423102), (94, 21501650), (100, 20211551), (107, 18889300), (188, 10750825), (214, 9444650), (235, 8600660), (428, 4722325), (470, 4300330), (535, 3777860), (940, 2150165), (1070, 1888930), (1175, 1720132), (2140, 944465), (2350, 860066), (2675, 755572), (4019, 502900), (4700, 430033), (5029, 401900), (5350, 377786), (8038, 251450), (10058, 200950), (10700, 188893), (16076, 125725), (20095, 100580), (20116, 100475), (25145, 80380), (40190, 50290)]