28179940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 61497072

約数和(自身を除く): 33317132

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 113, 148, 185, 226, 337, 370, 452, 565, 674, 740, 1130, 1348, 1685, 2260, 3370, 4181, 6740, 8362, 12469, 16724, 20905, 24938, 38081, 41810, 49876, 62345, 76162, 83620, 124690, 152324, 190405, 249380, 380810, 761620, 1408997, 2817994, 5635988, 7044985, 14089970, 28179940]

約数ペア:

[(1, 28179940), (2, 14089970), (4, 7044985), (5, 5635988), (10, 2817994), (20, 1408997), (37, 761620), (74, 380810), (113, 249380), (148, 190405), (185, 152324), (226, 124690), (337, 83620), (370, 76162), (452, 62345), (565, 49876), (674, 41810), (740, 38081), (1130, 24938), (1348, 20905), (1685, 16724), (2260, 12469), (3370, 8362), (4181, 6740)]