31306810

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 58309632

約数和(自身を除く): 27002822

約数列:

[1, 2, 5, 10, 37, 74, 185, 191, 370, 382, 443, 886, 955, 1910, 2215, 4430, 7067, 14134, 16391, 32782, 35335, 70670, 81955, 84613, 163910, 169226, 423065, 846130, 3130681, 6261362, 15653405, 31306810]

約数ペア:

[(1, 31306810), (2, 15653405), (5, 6261362), (10, 3130681), (37, 846130), (74, 423065), (185, 169226), (191, 163910), (370, 84613), (382, 81955), (443, 70670), (886, 35335), (955, 32782), (1910, 16391), (2215, 14134), (4430, 7067)]