340874.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139367}}^1$

素因数の和:139395

約数の個数: 32

約数和(自身を含む): 225776160

約数和(自身を除く): 131006600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 139367, 278734, 557468, 696835, 1114936, 1393670, 2369239, 2787340, 4738478, 5574680, 9476956, 11846195, 18953912, 23692390, 47384780, 94769560]

約数ペア:

[(1, 94769560), (2, 47384780), (4, 23692390), (5, 18953912), (8, 11846195), (10, 9476956), (17, 5574680), (20, 4738478), (34, 2787340), (40, 2369239), (68, 1393670), (85, 1114936), (136, 696835), (170, 557468), (340, 278734), (680, 139367)]