2501985420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1263629}}^1$

素因数の和:1263655

約数の個数: 72

約数和(自身を含む): 8279303760

約数和(自身を除く): 5777318340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 1263629, 2527258, 3790887, 5054516, 6318145, 7581774, 11372661, 12636290, 13899919, 15163548, 18954435, 22745322, 25272580, 27799838, 37908870, 41699757, 45490644, 55599676, 56863305, 69499595, 75817740, 83399514, 113726610, 125099271, 138999190, 166799028, 208498785, 227453220, 250198542, 277998380, 416997570, 500397084, 625496355, 833995140, 1250992710, 2501985420]

約数ペア:

[(1, 2501985420), (2, 1250992710), (3, 833995140), (4, 625496355), (5, 500397084), (6, 416997570), (9, 277998380), (10, 250198542), (11, 227453220), (12, 208498785), (15, 166799028), (18, 138999190), (20, 125099271), (22, 113726610), (30, 83399514), (33, 75817740), (36, 69499595), (44, 56863305), (45, 55599676), (55, 45490644), (60, 41699757), (66, 37908870), (90, 27799838), (99, 25272580), (110, 22745322), (132, 18954435), (165, 15163548), (180, 13899919), (198, 12636290), (220, 11372661), (330, 7581774), (396, 6318145), (495, 5054516), (660, 3790887), (990, 2527258), (1980, 1263629)]