28289640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235747}}^1$

素因数の和:235761

約数の個数: 32

約数和(自身を含む): 84869280

約数和(自身を除く): 56579640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235747, 471494, 707241, 942988, 1178735, 1414482, 1885976, 2357470, 2828964, 3536205, 4714940, 5657928, 7072410, 9429880, 14144820, 28289640]

約数ペア:

[(1, 28289640), (2, 14144820), (3, 9429880), (4, 7072410), (5, 5657928), (6, 4714940), (8, 3536205), (10, 2828964), (12, 2357470), (15, 1885976), (20, 1414482), (24, 1178735), (30, 942988), (40, 707241), (60, 471494), (120, 235747)]