20165640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15277}}^1$

素因数の和:15302

約数の個数: 64

約数和(自身を含む): 66000960

約数和(自身を除く): 45835320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15277, 30554, 45831, 61108, 76385, 91662, 122216, 152770, 168047, 183324, 229155, 305540, 336094, 366648, 458310, 504141, 611080, 672188, 840235, 916620, 1008282, 1344376, 1680470, 1833240, 2016564, 2520705, 3360940, 4033128, 5041410, 6721880, 10082820, 20165640]

約数ペア:

[(1, 20165640), (2, 10082820), (3, 6721880), (4, 5041410), (5, 4033128), (6, 3360940), (8, 2520705), (10, 2016564), (11, 1833240), (12, 1680470), (15, 1344376), (20, 1008282), (22, 916620), (24, 840235), (30, 672188), (33, 611080), (40, 504141), (44, 458310), (55, 366648), (60, 336094), (66, 305540), (88, 229155), (110, 183324), (120, 168047), (132, 152770), (165, 122216), (220, 91662), (264, 76385), (330, 61108), (440, 45831), (660, 30554), (1320, 15277)]