8274040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3391}}^1$

素因数の和:3463

約数の個数: 32

約数和(自身を含む): 18927360

約数和(自身を除く): 10653320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3391, 6782, 13564, 16955, 27128, 33910, 67820, 135640, 206851, 413702, 827404, 1034255, 1654808, 2068510, 4137020, 8274040]

約数ペア:

[(1, 8274040), (2, 4137020), (4, 2068510), (5, 1654808), (8, 1034255), (10, 827404), (20, 413702), (40, 206851), (61, 135640), (122, 67820), (244, 33910), (305, 27128), (488, 16955), (610, 13564), (1220, 6782), (2440, 3391)]