284366840

素因数分解:

$2^3\times 5^1\times {\mathrm{7109171}}^1$

素因数の和:7109182

約数の個数: 16

約数和(自身を含む): 639825480

約数和(自身を除く): 355458640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7109171, 14218342, 28436684, 35545855, 56873368, 71091710, 142183420, 284366840]

約数ペア:

[(1, 284366840), (2, 142183420), (4, 71091710), (5, 56873368), (8, 35545855), (10, 28436684), (20, 14218342), (40, 7109171)]