28194740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5443}}^1$

素因数の和:5496

約数の個数: 48

約数和(自身を含む): 69508992

約数和(自身を除く): 41314252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 5443, 10886, 21772, 27215, 38101, 54430, 76202, 108860, 152404, 190505, 201391, 381010, 402782, 762020, 805564, 1006955, 1409737, 2013910, 2819474, 4027820, 5638948, 7048685, 14097370, 28194740]

約数ペア:

[(1, 28194740), (2, 14097370), (4, 7048685), (5, 5638948), (7, 4027820), (10, 2819474), (14, 2013910), (20, 1409737), (28, 1006955), (35, 805564), (37, 762020), (70, 402782), (74, 381010), (140, 201391), (148, 190505), (185, 152404), (259, 108860), (370, 76202), (518, 54430), (740, 38101), (1036, 27215), (1295, 21772), (2590, 10886), (5180, 5443)]