40274780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22129}}^1$

素因数の和:22158

約数の個数: 48

約数和(自身を含む): 104099520

約数和(自身を除く): 63824740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 22129, 44258, 88516, 110645, 154903, 221290, 287677, 309806, 442580, 575354, 619612, 774515, 1150708, 1438385, 1549030, 2013739, 2876770, 3098060, 4027478, 5753540, 8054956, 10068695, 20137390, 40274780]

約数ペア:

[(1, 40274780), (2, 20137390), (4, 10068695), (5, 8054956), (7, 5753540), (10, 4027478), (13, 3098060), (14, 2876770), (20, 2013739), (26, 1549030), (28, 1438385), (35, 1150708), (52, 774515), (65, 619612), (70, 575354), (91, 442580), (130, 309806), (140, 287677), (182, 221290), (260, 154903), (364, 110645), (455, 88516), (910, 44258), (1820, 22129)]