1489968370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{2687}}^1$

素因数の和:2847

約数の個数: 48

約数和(自身を含む): 2968648704

約数和(自身を除く): 1478680334

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 2687, 3905, 5041, 5374, 7810, 10082, 13435, 25205, 26870, 29557, 50410, 55451, 59114, 110902, 147785, 190777, 277255, 295570, 381554, 554510, 953885, 1907770, 2098547, 4197094, 10492735, 13545167, 20985470, 27090334, 67725835, 135451670, 148996837, 297993674, 744984185, 1489968370]

約数ペア:

[(1, 1489968370), (2, 744984185), (5, 297993674), (10, 148996837), (11, 135451670), (22, 67725835), (55, 27090334), (71, 20985470), (110, 13545167), (142, 10492735), (355, 4197094), (710, 2098547), (781, 1907770), (1562, 953885), (2687, 554510), (3905, 381554), (5041, 295570), (5374, 277255), (7810, 190777), (10082, 147785), (13435, 110902), (25205, 59114), (26870, 55451), (29557, 50410)]