208607300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{189643}}^1$

素因数の和:189668

約数の個数: 36

約数和(自身を含む): 493832976

約数和(自身を除く): 285225676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 189643, 379286, 758572, 948215, 1896430, 2086073, 3792860, 4172146, 4741075, 8344292, 9482150, 10430365, 18964300, 20860730, 41721460, 52151825, 104303650, 208607300]

約数ペア:

[(1, 208607300), (2, 104303650), (4, 52151825), (5, 41721460), (10, 20860730), (11, 18964300), (20, 10430365), (22, 9482150), (25, 8344292), (44, 4741075), (50, 4172146), (55, 3792860), (100, 2086073), (110, 1896430), (220, 948215), (275, 758572), (550, 379286), (1100, 189643)]