202145680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229711}}^1$

素因数の和:229735

約数の個数: 40

約数和(自身を含む): 512717184

約数和(自身を除く): 310571504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229711, 459422, 918844, 1148555, 1837688, 2297110, 2526821, 3675376, 4594220, 5053642, 9188440, 10107284, 12634105, 18376880, 20214568, 25268210, 40429136, 50536420, 101072840, 202145680]

約数ペア:

[(1, 202145680), (2, 101072840), (4, 50536420), (5, 40429136), (8, 25268210), (10, 20214568), (11, 18376880), (16, 12634105), (20, 10107284), (22, 9188440), (40, 5053642), (44, 4594220), (55, 3675376), (80, 2526821), (88, 2297110), (110, 1837688), (176, 1148555), (220, 918844), (440, 459422), (880, 229711)]