88784920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317089}}^1$

素因数の和:317107

約数の個数: 32

約数和(自身を含む): 228304800

約数和(自身を除く): 139519880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317089, 634178, 1268356, 1585445, 2219623, 2536712, 3170890, 4439246, 6341780, 8878492, 11098115, 12683560, 17756984, 22196230, 44392460, 88784920]

約数ペア:

[(1, 88784920), (2, 44392460), (4, 22196230), (5, 17756984), (7, 12683560), (8, 11098115), (10, 8878492), (14, 6341780), (20, 4439246), (28, 3170890), (35, 2536712), (40, 2219623), (56, 1585445), (70, 1268356), (140, 634178), (280, 317089)]