20171060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11083}}^1$

素因数の和:11112

約数の個数: 48

約数和(自身を含む): 52139136

約数和(自身を除く): 31968076

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 11083, 22166, 44332, 55415, 77581, 110830, 144079, 155162, 221660, 288158, 310324, 387905, 576316, 720395, 775810, 1008553, 1440790, 1551620, 2017106, 2881580, 4034212, 5042765, 10085530, 20171060]

約数ペア:

[(1, 20171060), (2, 10085530), (4, 5042765), (5, 4034212), (7, 2881580), (10, 2017106), (13, 1551620), (14, 1440790), (20, 1008553), (26, 775810), (28, 720395), (35, 576316), (52, 387905), (65, 310324), (70, 288158), (91, 221660), (130, 155162), (140, 144079), (182, 110830), (260, 77581), (364, 55415), (455, 44332), (910, 22166), (1820, 11083)]