2217320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7919}}^1$

素因数の和:7937

約数の個数: 32

約数和(自身を含む): 5702400

約数和(自身を除く): 3485080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7919, 15838, 31676, 39595, 55433, 63352, 79190, 110866, 158380, 221732, 277165, 316760, 443464, 554330, 1108660, 2217320]

約数ペア:

[(1, 2217320), (2, 1108660), (4, 554330), (5, 443464), (7, 316760), (8, 277165), (10, 221732), (14, 158380), (20, 110866), (28, 79190), (35, 63352), (40, 55433), (56, 39595), (70, 31676), (140, 15838), (280, 7919)]