8489240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2557}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 19338480

約数和(自身を除く): 10849240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2557, 3320, 5114, 10228, 12785, 20456, 25570, 51140, 102280, 212231, 424462, 848924, 1061155, 1697848, 2122310, 4244620, 8489240]

約数ペア:

[(1, 8489240), (2, 4244620), (4, 2122310), (5, 1697848), (8, 1061155), (10, 848924), (20, 424462), (40, 212231), (83, 102280), (166, 51140), (332, 25570), (415, 20456), (664, 12785), (830, 10228), (1660, 5114), (2557, 3320)]