18929640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157747}}^1$

素因数の和:157761

約数の個数: 32

約数和(自身を含む): 56789280

約数和(自身を除く): 37859640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157747, 315494, 473241, 630988, 788735, 946482, 1261976, 1577470, 1892964, 2366205, 3154940, 3785928, 4732410, 6309880, 9464820, 18929640]

約数ペア:

[(1, 18929640), (2, 9464820), (3, 6309880), (4, 4732410), (5, 3785928), (6, 3154940), (8, 2366205), (10, 1892964), (12, 1577470), (15, 1261976), (20, 946482), (24, 788735), (30, 630988), (40, 473241), (60, 315494), (120, 157747)]