1388971570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{68659}}^1$

素因数の和:68707

約数の個数: 48

約数和(自身を含む): 3035321280

約数和(自身を除く): 1646349710

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 1190, 1445, 2023, 2890, 4046, 10115, 20230, 68659, 137318, 343295, 480613, 686590, 961226, 1167203, 2334406, 2403065, 4806130, 5836015, 8170421, 11672030, 16340842, 19842451, 39684902, 40852105, 81704210, 99212255, 138897157, 198424510, 277794314, 694485785, 1388971570]

約数ペア:

[(1, 1388971570), (2, 694485785), (5, 277794314), (7, 198424510), (10, 138897157), (14, 99212255), (17, 81704210), (34, 40852105), (35, 39684902), (70, 19842451), (85, 16340842), (119, 11672030), (170, 8170421), (238, 5836015), (289, 4806130), (578, 2403065), (595, 2334406), (1190, 1167203), (1445, 961226), (2023, 686590), (2890, 480613), (4046, 343295), (10115, 137318), (20230, 68659)]