28283940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157133}}^1$

素因数の和:157148

約数の個数: 36

約数和(自身を含む): 85795164

約数和(自身を除く): 57511224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157133, 314266, 471399, 628532, 785665, 942798, 1414197, 1571330, 1885596, 2356995, 2828394, 3142660, 4713990, 5656788, 7070985, 9427980, 14141970, 28283940]

約数ペア:

[(1, 28283940), (2, 14141970), (3, 9427980), (4, 7070985), (5, 5656788), (6, 4713990), (9, 3142660), (10, 2828394), (12, 2356995), (15, 1885596), (18, 1571330), (20, 1414197), (30, 942798), (36, 785665), (45, 628532), (60, 471399), (90, 314266), (180, 157133)]