201428520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1678571}}^1$

素因数の和:1678585

約数の個数: 32

約数和(自身を含む): 604285920

約数和(自身を除く): 402857400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1678571, 3357142, 5035713, 6714284, 8392855, 10071426, 13428568, 16785710, 20142852, 25178565, 33571420, 40285704, 50357130, 67142840, 100714260, 201428520]

約数ペア:

[(1, 201428520), (2, 100714260), (3, 67142840), (4, 50357130), (5, 40285704), (6, 33571420), (8, 25178565), (10, 20142852), (12, 16785710), (15, 13428568), (20, 10071426), (24, 8392855), (30, 6714284), (40, 5035713), (60, 3357142), (120, 1678571)]