39937480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 98884800

約数和(自身を除く): 58947320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 653, 695, 1112, 1306, 1390, 1529, 2612, 2780, 3058, 3265, 5224, 5560, 6116, 6530, 7183, 7645, 12232, 13060, 14366, 15290, 26120, 28732, 30580, 35915, 57464, 61160, 71830, 90767, 143660, 181534, 287320, 363068, 453835, 726136, 907670, 998437, 1815340, 1996874, 3630680, 3993748, 4992185, 7987496, 9984370, 19968740, 39937480]

約数ペア:

[(1, 39937480), (2, 19968740), (4, 9984370), (5, 7987496), (8, 4992185), (10, 3993748), (11, 3630680), (20, 1996874), (22, 1815340), (40, 998437), (44, 907670), (55, 726136), (88, 453835), (110, 363068), (139, 287320), (220, 181534), (278, 143660), (440, 90767), (556, 71830), (653, 61160), (695, 57464), (1112, 35915), (1306, 30580), (1390, 28732), (1529, 26120), (2612, 15290), (2780, 14366), (3058, 13060), (3265, 12232), (5224, 7645), (5560, 7183), (6116, 6530)]