4156518280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{19463}}^1$

素因数の和:19774

約数の個数: 64

約数和(自身を含む): 9879926400

約数和(自身を除く): 5723408120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 281, 380, 562, 760, 1124, 1405, 2248, 2810, 5339, 5620, 10678, 11240, 19463, 21356, 26695, 38926, 42712, 53390, 77852, 97315, 106780, 155704, 194630, 213560, 369797, 389260, 739594, 778520, 1479188, 1848985, 2958376, 3697970, 5469103, 7395940, 10938206, 14791880, 21876412, 27345515, 43752824, 54691030, 103912957, 109382060, 207825914, 218764120, 415651828, 519564785, 831303656, 1039129570, 2078259140, 4156518280]

約数ペア:

[(1, 4156518280), (2, 2078259140), (4, 1039129570), (5, 831303656), (8, 519564785), (10, 415651828), (19, 218764120), (20, 207825914), (38, 109382060), (40, 103912957), (76, 54691030), (95, 43752824), (152, 27345515), (190, 21876412), (281, 14791880), (380, 10938206), (562, 7395940), (760, 5469103), (1124, 3697970), (1405, 2958376), (2248, 1848985), (2810, 1479188), (5339, 778520), (5620, 739594), (10678, 389260), (11240, 369797), (19463, 213560), (21356, 194630), (26695, 155704), (38926, 106780), (42712, 97315), (53390, 77852)]