42261260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 91682976

約数和(自身を除く): 49421716

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 157, 172, 215, 313, 314, 430, 626, 628, 785, 860, 1252, 1565, 1570, 3130, 3140, 6260, 6751, 13459, 13502, 26918, 27004, 33755, 49141, 53836, 67295, 67510, 98282, 134590, 135020, 196564, 245705, 269180, 491410, 982820, 2113063, 4226126, 8452252, 10565315, 21130630, 42261260]

約数ペア:

[(1, 42261260), (2, 21130630), (4, 10565315), (5, 8452252), (10, 4226126), (20, 2113063), (43, 982820), (86, 491410), (157, 269180), (172, 245705), (215, 196564), (313, 135020), (314, 134590), (430, 98282), (626, 67510), (628, 67295), (785, 53836), (860, 49141), (1252, 33755), (1565, 27004), (1570, 26918), (3130, 13502), (3140, 13459), (6260, 6751)]