8414240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 20357568

約数和(自身を除く): 11943328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1223, 1376, 1720, 2446, 3440, 4892, 6115, 6880, 9784, 12230, 19568, 24460, 39136, 48920, 52589, 97840, 105178, 195680, 210356, 262945, 420712, 525890, 841424, 1051780, 1682848, 2103560, 4207120, 8414240]

約数ペア:

[(1, 8414240), (2, 4207120), (4, 2103560), (5, 1682848), (8, 1051780), (10, 841424), (16, 525890), (20, 420712), (32, 262945), (40, 210356), (43, 195680), (80, 105178), (86, 97840), (160, 52589), (172, 48920), (215, 39136), (344, 24460), (430, 19568), (688, 12230), (860, 9784), (1223, 6880), (1376, 6115), (1720, 4892), (2446, 3440)]