19857480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165479}}^1$

素因数の和:165493

約数の個数: 32

約数和(自身を含む): 59572800

約数和(自身を除く): 39715320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165479, 330958, 496437, 661916, 827395, 992874, 1323832, 1654790, 1985748, 2482185, 3309580, 3971496, 4964370, 6619160, 9928740, 19857480]

約数ペア:

[(1, 19857480), (2, 9928740), (3, 6619160), (4, 4964370), (5, 3971496), (6, 3309580), (8, 2482185), (10, 1985748), (12, 1654790), (15, 1323832), (20, 992874), (24, 827395), (30, 661916), (40, 496437), (60, 330958), (120, 165479)]