2668440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 8235360

約数和(自身を除く): 5566920

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, 601, 740, 888, 1110, 1202, 1480, 1803, 2220, 2404, 3005, 3606, 4440, 4808, 6010, 7212, 9015, 12020, 14424, 18030, 22237, 24040, 36060, 44474, 66711, 72120, 88948, 111185, 133422, 177896, 222370, 266844, 333555, 444740, 533688, 667110, 889480, 1334220, 2668440]

約数ペア:

[(1, 2668440), (2, 1334220), (3, 889480), (4, 667110), (5, 533688), (6, 444740), (8, 333555), (10, 266844), (12, 222370), (15, 177896), (20, 133422), (24, 111185), (30, 88948), (37, 72120), (40, 66711), (60, 44474), (74, 36060), (111, 24040), (120, 22237), (148, 18030), (185, 14424), (222, 12020), (296, 9015), (370, 7212), (444, 6010), (555, 4808), (601, 4440), (740, 3606), (888, 3005), (1110, 2404), (1202, 2220), (1480, 1803)]