22214660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 51433536

約数和(自身を除く): 29218876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1987, 2236, 2795, 3974, 5590, 7948, 9935, 11180, 19870, 25831, 39740, 51662, 85441, 103324, 129155, 170882, 258310, 341764, 427205, 516620, 854410, 1110733, 1708820, 2221466, 4442932, 5553665, 11107330, 22214660]

約数ペア:

[(1, 22214660), (2, 11107330), (4, 5553665), (5, 4442932), (10, 2221466), (13, 1708820), (20, 1110733), (26, 854410), (43, 516620), (52, 427205), (65, 341764), (86, 258310), (130, 170882), (172, 129155), (215, 103324), (260, 85441), (430, 51662), (559, 39740), (860, 25831), (1118, 19870), (1987, 11180), (2236, 9935), (2795, 7948), (3974, 5590)]