2012931650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 3807077760

約数和(自身を除く): 1794146110

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 617, 710, 919, 1234, 1775, 1838, 3085, 3550, 4595, 6170, 9190, 15425, 22975, 30850, 43807, 45950, 65249, 87614, 130498, 219035, 326245, 438070, 567023, 652490, 1095175, 1134046, 1631225, 2190350, 2835115, 3262450, 5670230, 14175575, 28351150, 40258633, 80517266, 201293165, 402586330, 1006465825, 2012931650]

約数ペア:

[(1, 2012931650), (2, 1006465825), (5, 402586330), (10, 201293165), (25, 80517266), (50, 40258633), (71, 28351150), (142, 14175575), (355, 5670230), (617, 3262450), (710, 2835115), (919, 2190350), (1234, 1631225), (1775, 1134046), (1838, 1095175), (3085, 652490), (3550, 567023), (4595, 438070), (6170, 326245), (9190, 219035), (15425, 130498), (22975, 87614), (30850, 65249), (43807, 45950)]