253510361980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{1038211}}^1$

素因数の和:1038670

約数の個数: 48

約数和(自身を含む): 552038084640

約数和(自身を除く): 298527722660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 421, 580, 842, 1684, 2105, 4210, 8420, 12209, 24418, 48836, 61045, 122090, 244180, 1038211, 2076422, 4152844, 5191055, 10382110, 20764220, 30108119, 60216238, 120432476, 150540595, 301081190, 437086831, 602162380, 874173662, 1748347324, 2185434155, 4370868310, 8741736620, 12675518099, 25351036198, 50702072396, 63377590495, 126755180990, 253510361980]

約数ペア:

[(1, 253510361980), (2, 126755180990), (4, 63377590495), (5, 50702072396), (10, 25351036198), (20, 12675518099), (29, 8741736620), (58, 4370868310), (116, 2185434155), (145, 1748347324), (290, 874173662), (421, 602162380), (580, 437086831), (842, 301081190), (1684, 150540595), (2105, 120432476), (4210, 60216238), (8420, 30108119), (12209, 20764220), (24418, 10382110), (48836, 5191055), (61045, 4152844), (122090, 2076422), (244180, 1038211)]