1888407860

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{225347}}^1$

素因数の和:225775

約数の個数: 24

約数和(自身を含む): 3975138720

約数和(自身を除く): 2086730860

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 225347, 450694, 901388, 1126735, 2253470, 4506940, 94420393, 188840786, 377681572, 472101965, 944203930, 1888407860]

約数ペア:

[(1, 1888407860), (2, 944203930), (4, 472101965), (5, 377681572), (10, 188840786), (20, 94420393), (419, 4506940), (838, 2253470), (1676, 1126735), (2095, 901388), (4190, 450694), (8380, 225347)]