1580490940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{17891}}^1$

素因数の和:18538

約数の個数: 48

約数和(自身を含む): 3799401984

約数和(自身を除く): 2218911044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 2524, 3155, 4417, 6310, 8834, 12620, 17668, 17891, 22085, 35782, 44170, 71564, 88340, 89455, 125237, 178910, 250474, 357820, 500948, 626185, 1252370, 2504740, 11289221, 22578442, 45156884, 56446105, 79024547, 112892210, 158049094, 225784420, 316098188, 395122735, 790245470, 1580490940]

約数ペア:

[(1, 1580490940), (2, 790245470), (4, 395122735), (5, 316098188), (7, 225784420), (10, 158049094), (14, 112892210), (20, 79024547), (28, 56446105), (35, 45156884), (70, 22578442), (140, 11289221), (631, 2504740), (1262, 1252370), (2524, 626185), (3155, 500948), (4417, 357820), (6310, 250474), (8834, 178910), (12620, 125237), (17668, 89455), (17891, 88340), (22085, 71564), (35782, 44170)]