7423640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{26513}}^1$

素因数の和:26531

約数の個数: 32

約数和(自身を含む): 19090080

約数和(自身を除く): 11666440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 26513, 53026, 106052, 132565, 185591, 212104, 265130, 371182, 530260, 742364, 927955, 1060520, 1484728, 1855910, 3711820, 7423640]

約数ペア:

[(1, 7423640), (2, 3711820), (4, 1855910), (5, 1484728), (7, 1060520), (8, 927955), (10, 742364), (14, 530260), (20, 371182), (28, 265130), (35, 212104), (40, 185591), (56, 132565), (70, 106052), (140, 53026), (280, 26513)]