6465260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 14333760

約数和(自身を除く): 7868500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 157, 284, 290, 314, 355, 580, 628, 710, 785, 1420, 1570, 2059, 3140, 4118, 4553, 8236, 9106, 10295, 11147, 18212, 20590, 22294, 22765, 41180, 44588, 45530, 55735, 91060, 111470, 222940, 323263, 646526, 1293052, 1616315, 3232630, 6465260]

約数ペア:

[(1, 6465260), (2, 3232630), (4, 1616315), (5, 1293052), (10, 646526), (20, 323263), (29, 222940), (58, 111470), (71, 91060), (116, 55735), (142, 45530), (145, 44588), (157, 41180), (284, 22765), (290, 22294), (314, 20590), (355, 18212), (580, 11147), (628, 10295), (710, 9106), (785, 8236), (1420, 4553), (1570, 4118), (2059, 3140)]