40180888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 85536000

約数和(自身を除く): 45355112

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 71, 88, 109, 118, 142, 218, 236, 284, 436, 472, 568, 649, 781, 872, 1199, 1298, 1562, 2398, 2596, 3124, 4189, 4796, 5192, 6248, 6431, 7739, 8378, 9592, 12862, 15478, 16756, 25724, 30956, 33512, 46079, 51448, 61912, 70741, 85129, 92158, 141482, 170258, 184316, 282964, 340516, 368632, 456601, 565928, 681032, 913202, 1826404, 3652808, 5022611, 10045222, 20090444, 40180888]

約数ペア:

[(1, 40180888), (2, 20090444), (4, 10045222), (8, 5022611), (11, 3652808), (22, 1826404), (44, 913202), (59, 681032), (71, 565928), (88, 456601), (109, 368632), (118, 340516), (142, 282964), (218, 184316), (236, 170258), (284, 141482), (436, 92158), (472, 85129), (568, 70741), (649, 61912), (781, 51448), (872, 46079), (1199, 33512), (1298, 30956), (1562, 25724), (2398, 16756), (2596, 15478), (3124, 12862), (4189, 9592), (4796, 8378), (5192, 7739), (6248, 6431)]