17438750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{1993}}^1$

素因数の和:2022

約数の個数: 40

約数和(自身を含む): 37375536

約数和(自身を除く): 19936786

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 1993, 3986, 4375, 8750, 9965, 13951, 19930, 27902, 49825, 69755, 99650, 139510, 249125, 348775, 498250, 697550, 1245625, 1743875, 2491250, 3487750, 8719375, 17438750]

約数ペア:

[(1, 17438750), (2, 8719375), (5, 3487750), (7, 2491250), (10, 1743875), (14, 1245625), (25, 697550), (35, 498250), (50, 348775), (70, 249125), (125, 139510), (175, 99650), (250, 69755), (350, 49825), (625, 27902), (875, 19930), (1250, 13951), (1750, 9965), (1993, 8750), (3986, 4375)]