40209488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 91601280

約数和(自身を除く): 51391792

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 89, 136, 151, 176, 178, 187, 272, 302, 356, 374, 604, 712, 748, 979, 1208, 1424, 1496, 1513, 1661, 1958, 2416, 2567, 2992, 3026, 3322, 3916, 5134, 6052, 6644, 7832, 10268, 12104, 13288, 13439, 15664, 16643, 20536, 24208, 26576, 26878, 28237, 33286, 41072, 53756, 56474, 66572, 107512, 112948, 133144, 147829, 215024, 225896, 228463, 266288, 295658, 451792, 456926, 591316, 913852, 1182632, 1827704, 2365264, 2513093, 3655408, 5026186, 10052372, 20104744, 40209488]

約数ペア:

[(1, 40209488), (2, 20104744), (4, 10052372), (8, 5026186), (11, 3655408), (16, 2513093), (17, 2365264), (22, 1827704), (34, 1182632), (44, 913852), (68, 591316), (88, 456926), (89, 451792), (136, 295658), (151, 266288), (176, 228463), (178, 225896), (187, 215024), (272, 147829), (302, 133144), (356, 112948), (374, 107512), (604, 66572), (712, 56474), (748, 53756), (979, 41072), (1208, 33286), (1424, 28237), (1496, 26878), (1513, 26576), (1661, 24208), (1958, 20536), (2416, 16643), (2567, 15664), (2992, 13439), (3026, 13288), (3322, 12104), (3916, 10268), (5134, 7832), (6052, 6644)]