12507460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2179}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 30764160

約数和(自身を除く): 18256700

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, 2179, 2870, 4358, 5740, 8716, 10895, 15253, 21790, 30506, 43580, 61012, 76265, 89339, 152530, 178678, 305060, 357356, 446695, 625373, 893390, 1250746, 1786780, 2501492, 3126865, 6253730, 12507460]

約数ペア:

[(1, 12507460), (2, 6253730), (4, 3126865), (5, 2501492), (7, 1786780), (10, 1250746), (14, 893390), (20, 625373), (28, 446695), (35, 357356), (41, 305060), (70, 178678), (82, 152530), (140, 89339), (164, 76265), (205, 61012), (287, 43580), (410, 30506), (574, 21790), (820, 15253), (1148, 10895), (1435, 8716), (2179, 5740), (2870, 4358)]