2017119640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{15569}}^1$

素因数の和:15700

約数の個数: 64

約数和(自身を含む): 4708368000

約数和(自身を除く): 2691248360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 316, 328, 395, 410, 632, 790, 820, 1580, 1640, 3160, 3239, 6478, 12956, 15569, 16195, 25912, 31138, 32390, 62276, 64780, 77845, 124552, 129560, 155690, 311380, 622760, 638329, 1229951, 1276658, 2459902, 2553316, 3191645, 4919804, 5106632, 6149755, 6383290, 9839608, 12299510, 12766580, 24599020, 25533160, 49198040, 50427991, 100855982, 201711964, 252139955, 403423928, 504279910, 1008559820, 2017119640]

約数ペア:

[(1, 2017119640), (2, 1008559820), (4, 504279910), (5, 403423928), (8, 252139955), (10, 201711964), (20, 100855982), (40, 50427991), (41, 49198040), (79, 25533160), (82, 24599020), (158, 12766580), (164, 12299510), (205, 9839608), (316, 6383290), (328, 6149755), (395, 5106632), (410, 4919804), (632, 3191645), (790, 2553316), (820, 2459902), (1580, 1276658), (1640, 1229951), (3160, 638329), (3239, 622760), (6478, 311380), (12956, 155690), (15569, 129560), (16195, 124552), (25912, 77845), (31138, 64780), (32390, 62276)]