1420199360

素因数分解:

$2^6\times 5^1\times {\mathrm{4438123}}^1$

素因数の和:4438140

約数の個数: 28

約数和(自身を含む): 3381850488

約数和(自身を除く): 1961651128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4438123, 8876246, 17752492, 22190615, 35504984, 44381230, 71009968, 88762460, 142019936, 177524920, 284039872, 355049840, 710099680, 1420199360]

約数ペア:

[(1, 1420199360), (2, 710099680), (4, 355049840), (5, 284039872), (8, 177524920), (10, 142019936), (16, 88762460), (20, 71009968), (32, 44381230), (40, 35504984), (64, 22190615), (80, 17752492), (160, 8876246), (320, 4438123)]