553665920

素因数分解:

$2^7\times 5^1\times {\mathrm{865103}}^1$

素因数の和:865122

約数の個数: 32

約数和(自身を含む): 1323609120

約数和(自身を除く): 769943200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 865103, 1730206, 3460412, 4325515, 6920824, 8651030, 13841648, 17302060, 27683296, 34604120, 55366592, 69208240, 110733184, 138416480, 276832960, 553665920]

約数ペア:

[(1, 553665920), (2, 276832960), (4, 138416480), (5, 110733184), (8, 69208240), (10, 55366592), (16, 34604120), (20, 27683296), (32, 17302060), (40, 13841648), (64, 8651030), (80, 6920824), (128, 4325515), (160, 3460412), (320, 1730206), (640, 865103)]