712565540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{2663}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 1587019392

約数和(自身を除く): 874453852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 787, 1574, 2663, 3148, 3935, 5326, 7870, 10652, 13315, 13379, 15740, 26630, 26758, 45271, 53260, 53516, 66895, 90542, 133790, 181084, 226355, 267580, 452710, 905420, 2095781, 4191562, 8383124, 10478905, 20957810, 35628277, 41915620, 71256554, 142513108, 178141385, 356282770, 712565540]

約数ペア:

[(1, 712565540), (2, 356282770), (4, 178141385), (5, 142513108), (10, 71256554), (17, 41915620), (20, 35628277), (34, 20957810), (68, 10478905), (85, 8383124), (170, 4191562), (340, 2095781), (787, 905420), (1574, 452710), (2663, 267580), (3148, 226355), (3935, 181084), (5326, 133790), (7870, 90542), (10652, 66895), (13315, 53516), (13379, 53260), (15740, 45271), (26630, 26758)]