17811420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26987}}^1$

素因数の和:27010

約数の個数: 48

約数和(自身を含む): 54407808

約数和(自身を除く): 36596388

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 26987, 53974, 80961, 107948, 134935, 161922, 269870, 296857, 323844, 404805, 539740, 593714, 809610, 890571, 1187428, 1484285, 1619220, 1781142, 2968570, 3562284, 4452855, 5937140, 8905710, 17811420]

約数ペア:

[(1, 17811420), (2, 8905710), (3, 5937140), (4, 4452855), (5, 3562284), (6, 2968570), (10, 1781142), (11, 1619220), (12, 1484285), (15, 1187428), (20, 890571), (22, 809610), (30, 593714), (33, 539740), (44, 404805), (55, 323844), (60, 296857), (66, 269870), (110, 161922), (132, 134935), (165, 107948), (220, 80961), (330, 53974), (660, 26987)]