142169240

素因数分解:

$2^3\times 5^1\times {\mathrm{3554231}}^1$

素因数の和:3554242

約数の個数: 16

約数和(自身を含む): 319880880

約数和(自身を除く): 177711640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3554231, 7108462, 14216924, 17771155, 28433848, 35542310, 71084620, 142169240]

約数ペア:

[(1, 142169240), (2, 71084620), (4, 35542310), (5, 28433848), (8, 17771155), (10, 14216924), (20, 7108462), (40, 3554231)]