140051830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{947}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 263741184

約数和(自身を除く): 123689354

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 643, 947, 1286, 1894, 3215, 4735, 6430, 9470, 14789, 21781, 29578, 43562, 73945, 108905, 147890, 217810, 608921, 1217842, 3044605, 6089210, 14005183, 28010366, 70025915, 140051830]

約数ペア:

[(1, 140051830), (2, 70025915), (5, 28010366), (10, 14005183), (23, 6089210), (46, 3044605), (115, 1217842), (230, 608921), (643, 217810), (947, 147890), (1286, 108905), (1894, 73945), (3215, 43562), (4735, 29578), (6430, 21781), (9470, 14789)]