204036280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{728701}}^1$

素因数の和:728719

約数の個数: 32

約数和(自身を含む): 524665440

約数和(自身を除く): 320629160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 728701, 1457402, 2914804, 3643505, 5100907, 5829608, 7287010, 10201814, 14574020, 20403628, 25504535, 29148040, 40807256, 51009070, 102018140, 204036280]

約数ペア:

[(1, 204036280), (2, 102018140), (4, 51009070), (5, 40807256), (7, 29148040), (8, 25504535), (10, 20403628), (14, 14574020), (20, 10201814), (28, 7287010), (35, 5829608), (40, 5100907), (56, 3643505), (70, 2914804), (140, 1457402), (280, 728701)]