2010534380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1\times {\mathrm{1571}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 4298162400

約数和(自身を除く): 2287628020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1049, 1220, 1571, 2098, 3142, 4196, 5245, 6284, 7855, 10490, 15710, 20980, 31420, 63989, 95831, 127978, 191662, 255956, 319945, 383324, 479155, 639890, 958310, 1279780, 1647979, 1916620, 3295958, 6591916, 8239895, 16479790, 32959580, 100526719, 201053438, 402106876, 502633595, 1005267190, 2010534380]

約数ペア:

[(1, 2010534380), (2, 1005267190), (4, 502633595), (5, 402106876), (10, 201053438), (20, 100526719), (61, 32959580), (122, 16479790), (244, 8239895), (305, 6591916), (610, 3295958), (1049, 1916620), (1220, 1647979), (1571, 1279780), (2098, 958310), (3142, 639890), (4196, 479155), (5245, 383324), (6284, 319945), (7855, 255956), (10490, 191662), (15710, 127978), (20980, 95831), (31420, 63989)]