15109040

素因数分解:

$2^4\times 5^1\times {\mathrm{188863}}^1$

素因数の和:188876

約数の個数: 20

約数和(自身を含む): 35128704

約数和(自身を除く): 20019664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 188863, 377726, 755452, 944315, 1510904, 1888630, 3021808, 3777260, 7554520, 15109040]

約数ペア:

[(1, 15109040), (2, 7554520), (4, 3777260), (5, 3021808), (8, 1888630), (10, 1510904), (16, 944315), (20, 755452), (40, 377726), (80, 188863)]