38726820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19559}}^1$

素因数の和:19585

約数の個数: 72

約数和(自身を含む): 128157120

約数和(自身を除く): 89430300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19559, 39118, 58677, 78236, 97795, 117354, 176031, 195590, 215149, 234708, 293385, 352062, 391180, 430298, 586770, 645447, 704124, 860596, 880155, 1075745, 1173540, 1290894, 1760310, 1936341, 2151490, 2581788, 3227235, 3520620, 3872682, 4302980, 6454470, 7745364, 9681705, 12908940, 19363410, 38726820]

約数ペア:

[(1, 38726820), (2, 19363410), (3, 12908940), (4, 9681705), (5, 7745364), (6, 6454470), (9, 4302980), (10, 3872682), (11, 3520620), (12, 3227235), (15, 2581788), (18, 2151490), (20, 1936341), (22, 1760310), (30, 1290894), (33, 1173540), (36, 1075745), (44, 880155), (45, 860596), (55, 704124), (60, 645447), (66, 586770), (90, 430298), (99, 391180), (110, 352062), (132, 293385), (165, 234708), (180, 215149), (198, 195590), (220, 176031), (330, 117354), (396, 97795), (495, 78236), (660, 58677), (990, 39118), (1980, 19559)]