18945240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157877}}^1$

素因数の和:157891

約数の個数: 32

約数和(自身を含む): 56836080

約数和(自身を除く): 37890840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157877, 315754, 473631, 631508, 789385, 947262, 1263016, 1578770, 1894524, 2368155, 3157540, 3789048, 4736310, 6315080, 9472620, 18945240]

約数ペア:

[(1, 18945240), (2, 9472620), (3, 6315080), (4, 4736310), (5, 3789048), (6, 3157540), (8, 2368155), (10, 1894524), (12, 1578770), (15, 1263016), (20, 947262), (24, 789385), (30, 631508), (40, 473631), (60, 315754), (120, 157877)]