39719220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661987}}^1$

素因数の和:661999

約数の個数: 24

約数和(自身を含む): 111213984

約数和(自身を除く): 71494764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661987, 1323974, 1985961, 2647948, 3309935, 3971922, 6619870, 7943844, 9929805, 13239740, 19859610, 39719220]

約数ペア:

[(1, 39719220), (2, 19859610), (3, 13239740), (4, 9929805), (5, 7943844), (6, 6619870), (10, 3971922), (12, 3309935), (15, 2647948), (20, 1985961), (30, 1323974), (60, 661987)]