168204080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191141}}^1$

素因数の和:191165

約数の個数: 40

約数和(自身を含む): 426628944

約数和(自身を除く): 258424864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 191141, 382282, 764564, 955705, 1529128, 1911410, 2102551, 3058256, 3822820, 4205102, 7645640, 8410204, 10512755, 15291280, 16820408, 21025510, 33640816, 42051020, 84102040, 168204080]

約数ペア:

[(1, 168204080), (2, 84102040), (4, 42051020), (5, 33640816), (8, 21025510), (10, 16820408), (11, 15291280), (16, 10512755), (20, 8410204), (22, 7645640), (40, 4205102), (44, 3822820), (55, 3058256), (80, 2102551), (88, 1911410), (110, 1529128), (176, 955705), (220, 764564), (440, 382282), (880, 191141)]