31128420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{518807}}^1$

素因数の和:518819

約数の個数: 24

約数和(自身を含む): 87159744

約数和(自身を除く): 56031324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 518807, 1037614, 1556421, 2075228, 2594035, 3112842, 5188070, 6225684, 7782105, 10376140, 15564210, 31128420]

約数ペア:

[(1, 31128420), (2, 15564210), (3, 10376140), (4, 7782105), (5, 6225684), (6, 5188070), (10, 3112842), (12, 2594035), (15, 2075228), (20, 1556421), (30, 1037614), (60, 518807)]