42799220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69031}}^1$

素因数の和:69071

約数の個数: 24

約数和(自身を含む): 92779008

約数和(自身を除く): 49979788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 69031, 138062, 276124, 345155, 690310, 1380620, 2139961, 4279922, 8559844, 10699805, 21399610, 42799220]

約数ペア:

[(1, 42799220), (2, 21399610), (4, 10699805), (5, 8559844), (10, 4279922), (20, 2139961), (31, 1380620), (62, 690310), (124, 345155), (155, 276124), (310, 138062), (620, 69031)]