385706020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2755043}}^1$

素因数の和:2755059

約数の個数: 24

約数和(自身を含む): 925694784

約数和(自身を除く): 539988764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2755043, 5510086, 11020172, 13775215, 19285301, 27550430, 38570602, 55100860, 77141204, 96426505, 192853010, 385706020]

約数ペア:

[(1, 385706020), (2, 192853010), (4, 96426505), (5, 77141204), (7, 55100860), (10, 38570602), (14, 27550430), (20, 19285301), (28, 13775215), (35, 11020172), (70, 5510086), (140, 2755043)]