12308885240

素因数分解:

$2^3\times 5^1\times {\mathrm{307722131}}^1$

素因数の和:307722142

約数の個数: 16

約数和(自身を含む): 27694991880

約数和(自身を除く): 15386106640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307722131, 615444262, 1230888524, 1538610655, 2461777048, 3077221310, 6154442620, 12308885240]

約数ペア:

[(1, 12308885240), (2, 6154442620), (4, 3077221310), (5, 2461777048), (8, 1538610655), (10, 1230888524), (20, 615444262), (40, 307722131)]