9994440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2251}}^1$

素因数の和:2302

約数の個数: 64

約数和(自身を含む): 30807360

約数和(自身を除く): 20812920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 2251, 4440, 4502, 6753, 9004, 11255, 13506, 18008, 22510, 27012, 33765, 45020, 54024, 67530, 83287, 90040, 135060, 166574, 249861, 270120, 333148, 416435, 499722, 666296, 832870, 999444, 1249305, 1665740, 1998888, 2498610, 3331480, 4997220, 9994440]

約数ペア:

[(1, 9994440), (2, 4997220), (3, 3331480), (4, 2498610), (5, 1998888), (6, 1665740), (8, 1249305), (10, 999444), (12, 832870), (15, 666296), (20, 499722), (24, 416435), (30, 333148), (37, 270120), (40, 249861), (60, 166574), (74, 135060), (111, 90040), (120, 83287), (148, 67530), (185, 54024), (222, 45020), (296, 33765), (370, 27012), (444, 22510), (555, 18008), (740, 13506), (888, 11255), (1110, 9004), (1480, 6753), (2220, 4502), (2251, 4440)]