12239240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23537}}^1$

素因数の和:23561

約数の個数: 32

約数和(自身を含む): 29657880

約数和(自身を除く): 17418640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 23537, 47074, 94148, 117685, 188296, 235370, 305981, 470740, 611962, 941480, 1223924, 1529905, 2447848, 3059810, 6119620, 12239240]

約数ペア:

[(1, 12239240), (2, 6119620), (4, 3059810), (5, 2447848), (8, 1529905), (10, 1223924), (13, 941480), (20, 611962), (26, 470740), (40, 305981), (52, 235370), (65, 188296), (104, 117685), (130, 94148), (260, 47074), (520, 23537)]