6971720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3557}}^1$

素因数の和:3582

約数の個数: 48

約数和(自身を含む): 18252540

約数和(自身を除く): 11280820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3557, 7114, 14228, 17785, 24899, 28456, 35570, 49798, 71140, 99596, 124495, 142280, 174293, 199192, 248990, 348586, 497980, 697172, 871465, 995960, 1394344, 1742930, 3485860, 6971720]

約数ペア:

[(1, 6971720), (2, 3485860), (4, 1742930), (5, 1394344), (7, 995960), (8, 871465), (10, 697172), (14, 497980), (20, 348586), (28, 248990), (35, 199192), (40, 174293), (49, 142280), (56, 124495), (70, 99596), (98, 71140), (140, 49798), (196, 35570), (245, 28456), (280, 24899), (392, 17785), (490, 14228), (980, 7114), (1960, 3557)]