1388974851220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8461}}^1\times {\mathrm{746191}}^1$

素因数の和:754672

約数の個数: 48

約数和(自身を含む): 3182395458816

約数和(自身を除く): 1793420607596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8461, 16922, 33844, 42305, 84610, 93071, 169220, 186142, 372284, 465355, 746191, 930710, 1492382, 1861420, 2984764, 3730955, 7461910, 8208101, 14923820, 16416202, 32832404, 41040505, 82081010, 164162020, 6313522051, 12627044102, 25254088204, 31567610255, 63135220510, 69448742561, 126270441020, 138897485122, 277794970244, 347243712805, 694487425610, 1388974851220]

約数ペア:

[(1, 1388974851220), (2, 694487425610), (4, 347243712805), (5, 277794970244), (10, 138897485122), (11, 126270441020), (20, 69448742561), (22, 63135220510), (44, 31567610255), (55, 25254088204), (110, 12627044102), (220, 6313522051), (8461, 164162020), (16922, 82081010), (33844, 41040505), (42305, 32832404), (84610, 16416202), (93071, 14923820), (169220, 8208101), (186142, 7461910), (372284, 3730955), (465355, 2984764), (746191, 1861420), (930710, 1492382)]