40057640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143063}}^1$

素因数の和:143081

約数の個数: 32

約数和(自身を含む): 103006080

約数和(自身を除く): 62948440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143063, 286126, 572252, 715315, 1001441, 1144504, 1430630, 2002882, 2861260, 4005764, 5007205, 5722520, 8011528, 10014410, 20028820, 40057640]

約数ペア:

[(1, 40057640), (2, 20028820), (4, 10014410), (5, 8011528), (7, 5722520), (8, 5007205), (10, 4005764), (14, 2861260), (20, 2002882), (28, 1430630), (35, 1144504), (40, 1001441), (56, 715315), (70, 572252), (140, 286126), (280, 143063)]