8408620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 19803168

約数和(自身を除く): 11394548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1033, 1628, 2035, 2066, 4070, 4132, 5165, 8140, 10330, 11363, 20660, 22726, 38221, 45452, 56815, 76442, 113630, 152884, 191105, 227260, 382210, 420431, 764420, 840862, 1681724, 2102155, 4204310, 8408620]

約数ペア:

[(1, 8408620), (2, 4204310), (4, 2102155), (5, 1681724), (10, 840862), (11, 764420), (20, 420431), (22, 382210), (37, 227260), (44, 191105), (55, 152884), (74, 113630), (110, 76442), (148, 56815), (185, 45452), (220, 38221), (370, 22726), (407, 20660), (740, 11363), (814, 10330), (1033, 8140), (1628, 5165), (2035, 4132), (2066, 4070)]