1666156660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{73013}}^1$

素因数の和:73192

約数の個数: 48

約数和(自身を含む): 4023363456

約数和(自身を除く): 2357206796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 22820, 73013, 146026, 292052, 365065, 511091, 730130, 1022182, 1460260, 2044364, 2555455, 5110910, 10221820, 11901119, 23802238, 47604476, 59505595, 83307833, 119011190, 166615666, 238022380, 333231332, 416539165, 833078330, 1666156660]

約数ペア:

[(1, 1666156660), (2, 833078330), (4, 416539165), (5, 333231332), (7, 238022380), (10, 166615666), (14, 119011190), (20, 83307833), (28, 59505595), (35, 47604476), (70, 23802238), (140, 11901119), (163, 10221820), (326, 5110910), (652, 2555455), (815, 2044364), (1141, 1460260), (1630, 1022182), (2282, 730130), (3260, 511091), (4564, 365065), (5705, 292052), (11410, 146026), (22820, 73013)]