39896620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{433}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 89244288

約数和(自身を除く): 49347668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 433, 542, 866, 1084, 1355, 1732, 2165, 2710, 4330, 4607, 5420, 7361, 8660, 9214, 14722, 18428, 23035, 29444, 36805, 46070, 73610, 92140, 117343, 147220, 234686, 469372, 586715, 1173430, 1994831, 2346860, 3989662, 7979324, 9974155, 19948310, 39896620]

約数ペア:

[(1, 39896620), (2, 19948310), (4, 9974155), (5, 7979324), (10, 3989662), (17, 2346860), (20, 1994831), (34, 1173430), (68, 586715), (85, 469372), (170, 234686), (271, 147220), (340, 117343), (433, 92140), (542, 73610), (866, 46070), (1084, 36805), (1355, 29444), (1732, 23035), (2165, 18428), (2710, 14722), (4330, 9214), (4607, 8660), (5420, 7361)]