40120892

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 83973120

約数和(自身を除く): 43852228

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 602, 658, 709, 1204, 1316, 1418, 2021, 2836, 4042, 4963, 8084, 9926, 14147, 19852, 28294, 30487, 33323, 56588, 60974, 66646, 121948, 133292, 213409, 233261, 426818, 466522, 853636, 933044, 1432889, 2865778, 5731556, 10030223, 20060446, 40120892]

約数ペア:

[(1, 40120892), (2, 20060446), (4, 10030223), (7, 5731556), (14, 2865778), (28, 1432889), (43, 933044), (47, 853636), (86, 466522), (94, 426818), (172, 233261), (188, 213409), (301, 133292), (329, 121948), (602, 66646), (658, 60974), (709, 56588), (1204, 33323), (1316, 30487), (1418, 28294), (2021, 19852), (2836, 14147), (4042, 9926), (4963, 8084)]