249422980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2707}}^1$

素因数の和:3004

約数の個数: 48

約数和(自身を含む): 556851456

約数和(自身を除く): 307428476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 1084, 1355, 2707, 2710, 4607, 5414, 5420, 9214, 10828, 13535, 18428, 23035, 27070, 46019, 46070, 54140, 92038, 92140, 184076, 230095, 460190, 733597, 920380, 1467194, 2934388, 3667985, 7335970, 12471149, 14671940, 24942298, 49884596, 62355745, 124711490, 249422980]

約数ペア:

[(1, 249422980), (2, 124711490), (4, 62355745), (5, 49884596), (10, 24942298), (17, 14671940), (20, 12471149), (34, 7335970), (68, 3667985), (85, 2934388), (170, 1467194), (271, 920380), (340, 733597), (542, 460190), (1084, 230095), (1355, 184076), (2707, 92140), (2710, 92038), (4607, 54140), (5414, 46070), (5420, 46019), (9214, 27070), (10828, 23035), (13535, 18428)]