166568440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{219169}}^1$

素因数の和:219199

約数の個数: 32

約数和(自身を含む): 394506000

約数和(自身を除く): 227937560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 219169, 438338, 876676, 1095845, 1753352, 2191690, 4164211, 4383380, 8328422, 8766760, 16656844, 20821055, 33313688, 41642110, 83284220, 166568440]

約数ペア:

[(1, 166568440), (2, 83284220), (4, 41642110), (5, 33313688), (8, 20821055), (10, 16656844), (19, 8766760), (20, 8328422), (38, 4383380), (40, 4164211), (76, 2191690), (95, 1753352), (152, 1095845), (190, 876676), (380, 438338), (760, 219169)]