605320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 1402200

約数和(自身を除く): 796880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 409, 740, 818, 1480, 1636, 2045, 3272, 4090, 8180, 15133, 16360, 30266, 60532, 75665, 121064, 151330, 302660, 605320]

約数ペア:

[(1, 605320), (2, 302660), (4, 151330), (5, 121064), (8, 75665), (10, 60532), (20, 30266), (37, 16360), (40, 15133), (74, 8180), (148, 4090), (185, 3272), (296, 2045), (370, 1636), (409, 1480), (740, 818)]