2205560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7877}}^1$

素因数の和:7895

約数の個数: 32

約数和(自身を含む): 5672160

約数和(自身を除く): 3466600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7877, 15754, 31508, 39385, 55139, 63016, 78770, 110278, 157540, 220556, 275695, 315080, 441112, 551390, 1102780, 2205560]

約数ペア:

[(1, 2205560), (2, 1102780), (4, 551390), (5, 441112), (7, 315080), (8, 275695), (10, 220556), (14, 157540), (20, 110278), (28, 78770), (35, 63016), (40, 55139), (56, 39385), (70, 31508), (140, 15754), (280, 7877)]