16676140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2069}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 38949120

約数和(自身を除く): 22272980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2069, 4030, 4138, 8060, 8276, 10345, 20690, 26897, 41380, 53794, 64139, 107588, 128278, 134485, 256556, 268970, 320695, 537940, 641390, 833807, 1282780, 1667614, 3335228, 4169035, 8338070, 16676140]

約数ペア:

[(1, 16676140), (2, 8338070), (4, 4169035), (5, 3335228), (10, 1667614), (13, 1282780), (20, 833807), (26, 641390), (31, 537940), (52, 320695), (62, 268970), (65, 256556), (124, 134485), (130, 128278), (155, 107588), (260, 64139), (310, 53794), (403, 41380), (620, 26897), (806, 20690), (1612, 10345), (2015, 8276), (2069, 8060), (4030, 4138)]