20419860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14797}}^1$

素因数の和:14832

約数の個数: 48

約数和(自身を含む): 59665536

約数和(自身を除く): 39245676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14797, 29594, 44391, 59188, 73985, 88782, 147970, 177564, 221955, 295940, 340331, 443910, 680662, 887820, 1020993, 1361324, 1701655, 2041986, 3403310, 4083972, 5104965, 6806620, 10209930, 20419860]

約数ペア:

[(1, 20419860), (2, 10209930), (3, 6806620), (4, 5104965), (5, 4083972), (6, 3403310), (10, 2041986), (12, 1701655), (15, 1361324), (20, 1020993), (23, 887820), (30, 680662), (46, 443910), (60, 340331), (69, 295940), (92, 221955), (115, 177564), (138, 147970), (230, 88782), (276, 73985), (345, 59188), (460, 44391), (690, 29594), (1380, 14797)]