142906120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{510379}}^1$

素因数の和:510397

約数の個数: 32

約数和(自身を含む): 367473600

約数和(自身を除く): 224567480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 510379, 1020758, 2041516, 2551895, 3572653, 4083032, 5103790, 7145306, 10207580, 14290612, 17863265, 20415160, 28581224, 35726530, 71453060, 142906120]

約数ペア:

[(1, 142906120), (2, 71453060), (4, 35726530), (5, 28581224), (7, 20415160), (8, 17863265), (10, 14290612), (14, 10207580), (20, 7145306), (28, 5103790), (35, 4083032), (40, 3572653), (56, 2551895), (70, 2041516), (140, 1020758), (280, 510379)]