890265920

素因数分解:

$2^6\times 5^1\times {\mathrm{2782081}}^1$

素因数の和:2782098

約数の個数: 28

約数和(自身を含む): 2119946484

約数和(自身を除く): 1229680564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2782081, 5564162, 11128324, 13910405, 22256648, 27820810, 44513296, 55641620, 89026592, 111283240, 178053184, 222566480, 445132960, 890265920]

約数ペア:

[(1, 890265920), (2, 445132960), (4, 222566480), (5, 178053184), (8, 111283240), (10, 89026592), (16, 55641620), (20, 44513296), (32, 27820810), (40, 22256648), (64, 13910405), (80, 11128324), (160, 5564162), (320, 2782081)]