1640923312

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{115363}}^1$

素因数の和:115505

約数の個数: 40

約数和(自身を含む): 3662114816

約数和(自身を除く): 2021191504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 115363, 230726, 461452, 807541, 922904, 1615082, 1845808, 3230164, 6460328, 12920656, 14651101, 29302202, 58604404, 102557707, 117208808, 205115414, 234417616, 410230828, 820461656, 1640923312]

約数ペア:

[(1, 1640923312), (2, 820461656), (4, 410230828), (7, 234417616), (8, 205115414), (14, 117208808), (16, 102557707), (28, 58604404), (56, 29302202), (112, 14651101), (127, 12920656), (254, 6460328), (508, 3230164), (889, 1845808), (1016, 1615082), (1778, 922904), (2032, 807541), (3556, 461452), (7112, 230726), (14224, 115363)]