12358220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2153}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 30397248

約数和(自身を除く): 18039028

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, 2153, 2870, 4306, 5740, 8612, 10765, 15071, 21530, 30142, 43060, 60284, 75355, 88273, 150710, 176546, 301420, 353092, 441365, 617911, 882730, 1235822, 1765460, 2471644, 3089555, 6179110, 12358220]

約数ペア:

[(1, 12358220), (2, 6179110), (4, 3089555), (5, 2471644), (7, 1765460), (10, 1235822), (14, 882730), (20, 617911), (28, 441365), (35, 353092), (41, 301420), (70, 176546), (82, 150710), (140, 88273), (164, 75355), (205, 60284), (287, 43060), (410, 30142), (574, 21530), (820, 15071), (1148, 10765), (1435, 8612), (2153, 5740), (2870, 4306)]