8443140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 23876160

約数和(自身を除く): 15433020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1291, 1308, 1635, 2180, 2582, 3270, 3873, 5164, 6455, 6540, 7746, 12910, 15492, 19365, 25820, 38730, 77460, 140719, 281438, 422157, 562876, 703595, 844314, 1407190, 1688628, 2110785, 2814380, 4221570, 8443140]

約数ペア:

[(1, 8443140), (2, 4221570), (3, 2814380), (4, 2110785), (5, 1688628), (6, 1407190), (10, 844314), (12, 703595), (15, 562876), (20, 422157), (30, 281438), (60, 140719), (109, 77460), (218, 38730), (327, 25820), (436, 19365), (545, 15492), (654, 12910), (1090, 7746), (1291, 6540), (1308, 6455), (1635, 5164), (2180, 3873), (2582, 3270)]