38770820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 92124312

約数和(自身を除く): 53353492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 433, 484, 605, 740, 814, 866, 1210, 1628, 1732, 2035, 2165, 2420, 4070, 4330, 4477, 4763, 8140, 8660, 8954, 9526, 16021, 17908, 19052, 22385, 23815, 32042, 44770, 47630, 52393, 64084, 80105, 89540, 95260, 104786, 160210, 176231, 209572, 261965, 320420, 352462, 523930, 704924, 881155, 1047860, 1762310, 1938541, 3524620, 3877082, 7754164, 9692705, 19385410, 38770820]

約数ペア:

[(1, 38770820), (2, 19385410), (4, 9692705), (5, 7754164), (10, 3877082), (11, 3524620), (20, 1938541), (22, 1762310), (37, 1047860), (44, 881155), (55, 704924), (74, 523930), (110, 352462), (121, 320420), (148, 261965), (185, 209572), (220, 176231), (242, 160210), (370, 104786), (407, 95260), (433, 89540), (484, 80105), (605, 64084), (740, 52393), (814, 47630), (866, 44770), (1210, 32042), (1628, 23815), (1732, 22385), (2035, 19052), (2165, 17908), (2420, 16021), (4070, 9526), (4330, 8954), (4477, 8660), (4763, 8140)]