3821380

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1217}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 8082648

約数和(自身を除く): 4261268

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1217, 1570, 2434, 3140, 4868, 6085, 12170, 24340, 191069, 382138, 764276, 955345, 1910690, 3821380]

約数ペア:

[(1, 3821380), (2, 1910690), (4, 955345), (5, 764276), (10, 382138), (20, 191069), (157, 24340), (314, 12170), (628, 6085), (785, 4868), (1217, 3140), (1570, 2434)]