207910220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{1741}}^1$

素因数の和:2610

約数の個数: 48

約数和(自身を含む): 499856448

約数和(自身を除く): 291946228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 853, 1706, 1741, 3412, 3482, 4265, 5971, 6964, 8530, 8705, 11942, 12187, 17060, 17410, 23884, 24374, 29855, 34820, 48748, 59710, 60935, 119420, 121870, 243740, 1485073, 2970146, 5940292, 7425365, 10395511, 14850730, 20791022, 29701460, 41582044, 51977555, 103955110, 207910220]

約数ペア:

[(1, 207910220), (2, 103955110), (4, 51977555), (5, 41582044), (7, 29701460), (10, 20791022), (14, 14850730), (20, 10395511), (28, 7425365), (35, 5940292), (70, 2970146), (140, 1485073), (853, 243740), (1706, 121870), (1741, 119420), (3412, 60935), (3482, 59710), (4265, 48748), (5971, 34820), (6964, 29855), (8530, 24374), (8705, 23884), (11942, 17410), (12187, 17060)]