403340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 1005312

約数和(自身を除く): 601972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 67, 70, 86, 134, 140, 172, 215, 268, 301, 335, 430, 469, 602, 670, 860, 938, 1204, 1340, 1505, 1876, 2345, 2881, 3010, 4690, 5762, 6020, 9380, 11524, 14405, 20167, 28810, 40334, 57620, 80668, 100835, 201670, 403340]

約数ペア:

[(1, 403340), (2, 201670), (4, 100835), (5, 80668), (7, 57620), (10, 40334), (14, 28810), (20, 20167), (28, 14405), (35, 11524), (43, 9380), (67, 6020), (70, 5762), (86, 4690), (134, 3010), (140, 2881), (172, 2345), (215, 1876), (268, 1505), (301, 1340), (335, 1204), (430, 938), (469, 860), (602, 670)]