20200670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12547}}^1$

素因数の和:12584

約数の個数: 32

約数和(自身を含む): 43365888

約数和(自身を除く): 23165218

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12547, 25094, 62735, 87829, 125470, 175658, 288581, 439145, 577162, 878290, 1442905, 2020067, 2885810, 4040134, 10100335, 20200670]

約数ペア:

[(1, 20200670), (2, 10100335), (5, 4040134), (7, 2885810), (10, 2020067), (14, 1442905), (23, 878290), (35, 577162), (46, 439145), (70, 288581), (115, 175658), (161, 125470), (230, 87829), (322, 62735), (805, 25094), (1610, 12547)]