40791564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 113218560

約数和(自身を除く): 72426996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 239, 396, 431, 478, 717, 862, 956, 1293, 1434, 1724, 2151, 2586, 2629, 2868, 3879, 4302, 4741, 5172, 5258, 7758, 7887, 8604, 9482, 10516, 14223, 15516, 15774, 18964, 23661, 28446, 31548, 42669, 47322, 56892, 85338, 94644, 103009, 170676, 206018, 309027, 412036, 618054, 927081, 1133099, 1236108, 1854162, 2266198, 3399297, 3708324, 4532396, 6798594, 10197891, 13597188, 20395782, 40791564]

約数ペア:

[(1, 40791564), (2, 20395782), (3, 13597188), (4, 10197891), (6, 6798594), (9, 4532396), (11, 3708324), (12, 3399297), (18, 2266198), (22, 1854162), (33, 1236108), (36, 1133099), (44, 927081), (66, 618054), (99, 412036), (132, 309027), (198, 206018), (239, 170676), (396, 103009), (431, 94644), (478, 85338), (717, 56892), (862, 47322), (956, 42669), (1293, 31548), (1434, 28446), (1724, 23661), (2151, 18964), (2586, 15774), (2629, 15516), (2868, 14223), (3879, 10516), (4302, 9482), (4741, 8604), (5172, 7887), (5258, 7758)]