56436560

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3581}}^1$

素因数の和:3791

約数の個数: 40

約数和(自身を含む): 131917896

約数和(自身を除く): 75481336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3581, 3940, 7162, 7880, 14324, 15760, 17905, 28648, 35810, 57296, 71620, 143240, 286480, 705457, 1410914, 2821828, 3527285, 5643656, 7054570, 11287312, 14109140, 28218280, 56436560]

約数ペア:

[(1, 56436560), (2, 28218280), (4, 14109140), (5, 11287312), (8, 7054570), (10, 5643656), (16, 3527285), (20, 2821828), (40, 1410914), (80, 705457), (197, 286480), (394, 143240), (788, 71620), (985, 57296), (1576, 35810), (1970, 28648), (3152, 17905), (3581, 15760), (3940, 14324), (7162, 7880)]