2017663240

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{137443}}^1$

素因数の和:137821

約数の個数: 32

約数和(自身を含む): 4552145280

約数和(自身を除く): 2534482040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 7340, 14680, 137443, 274886, 549772, 687215, 1099544, 1374430, 2748860, 5497720, 50441581, 100883162, 201766324, 252207905, 403532648, 504415810, 1008831620, 2017663240]

約数ペア:

[(1, 2017663240), (2, 1008831620), (4, 504415810), (5, 403532648), (8, 252207905), (10, 201766324), (20, 100883162), (40, 50441581), (367, 5497720), (734, 2748860), (1468, 1374430), (1835, 1099544), (2936, 687215), (3670, 549772), (7340, 274886), (14680, 137443)]