28013221810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{20747}}^1\times {\mathrm{19289}}^1$

素因数の和:40050

約数の個数: 32

約数和(自身を含む): 57632964480

約数和(自身を除く): 29619742670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 19289, 20747, 38578, 41494, 96445, 103735, 135023, 145229, 192890, 207470, 270046, 290458, 675115, 726145, 1350230, 1452290, 400188883, 800377766, 2000944415, 2801322181, 4001888830, 5602644362, 14006610905, 28013221810]

約数ペア:

[(1, 28013221810), (2, 14006610905), (5, 5602644362), (7, 4001888830), (10, 2801322181), (14, 2000944415), (35, 800377766), (70, 400188883), (19289, 1452290), (20747, 1350230), (38578, 726145), (41494, 675115), (96445, 290458), (103735, 270046), (135023, 207470), (145229, 192890)]