90402340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15017}}^1$

素因数の和:15076

約数の個数: 48

約数和(自身を含む): 222026112

約数和(自身を除く): 131623772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 15017, 30034, 60068, 75085, 105119, 150170, 210238, 300340, 420476, 525595, 645731, 1051190, 1291462, 2102380, 2582924, 3228655, 4520117, 6457310, 9040234, 12914620, 18080468, 22600585, 45201170, 90402340]

約数ペア:

[(1, 90402340), (2, 45201170), (4, 22600585), (5, 18080468), (7, 12914620), (10, 9040234), (14, 6457310), (20, 4520117), (28, 3228655), (35, 2582924), (43, 2102380), (70, 1291462), (86, 1051190), (140, 645731), (172, 525595), (215, 420476), (301, 300340), (430, 210238), (602, 150170), (860, 105119), (1204, 75085), (1505, 60068), (3010, 30034), (6020, 15017)]