39007640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139313}}^1$

素因数の和:139331

約数の個数: 32

約数和(自身を含む): 100306080

約数和(自身を除く): 61298440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 139313, 278626, 557252, 696565, 975191, 1114504, 1393130, 1950382, 2786260, 3900764, 4875955, 5572520, 7801528, 9751910, 19503820, 39007640]

約数ペア:

[(1, 39007640), (2, 19503820), (4, 9751910), (5, 7801528), (7, 5572520), (8, 4875955), (10, 3900764), (14, 2786260), (20, 1950382), (28, 1393130), (35, 1114504), (40, 975191), (56, 696565), (70, 557252), (140, 278626), (280, 139313)]