40970408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 82503360

約数和(自身を除く): 41532952

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4243, 4828, 8486, 9656, 16972, 33944, 72131, 144262, 288524, 301253, 577048, 602506, 1205012, 2410024, 5121301, 10242602, 20485204, 40970408]

約数ペア:

[(1, 40970408), (2, 20485204), (4, 10242602), (8, 5121301), (17, 2410024), (34, 1205012), (68, 602506), (71, 577048), (136, 301253), (142, 288524), (284, 144262), (568, 72131), (1207, 33944), (2414, 16972), (4243, 9656), (4828, 8486)]