8512420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 20942208

約数和(自身を除く): 12429788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1483, 2870, 2966, 5740, 5932, 7415, 10381, 14830, 20762, 29660, 41524, 51905, 60803, 103810, 121606, 207620, 243212, 304015, 425621, 608030, 851242, 1216060, 1702484, 2128105, 4256210, 8512420]

約数ペア:

[(1, 8512420), (2, 4256210), (4, 2128105), (5, 1702484), (7, 1216060), (10, 851242), (14, 608030), (20, 425621), (28, 304015), (35, 243212), (41, 207620), (70, 121606), (82, 103810), (140, 60803), (164, 51905), (205, 41524), (287, 29660), (410, 20762), (574, 14830), (820, 10381), (1148, 7415), (1435, 5932), (1483, 5740), (2870, 2966)]