39960452

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3559}}^1$

素因数の和:3971

約数の個数: 24

約数和(自身を含む): 80142720

約数和(自身を除く): 40182268

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2807, 3559, 5614, 7118, 11228, 14236, 24913, 49826, 99652, 1427159, 2854318, 5708636, 9990113, 19980226, 39960452]

約数ペア:

[(1, 39960452), (2, 19980226), (4, 9990113), (7, 5708636), (14, 2854318), (28, 1427159), (401, 99652), (802, 49826), (1604, 24913), (2807, 14236), (3559, 11228), (5614, 7118)]