311922820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1417831}}^1$

素因数の和:1417851

約数の個数: 24

約数和(自身を含む): 714587328

約数和(自身を除く): 402664508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1417831, 2835662, 5671324, 7089155, 14178310, 15596141, 28356620, 31192282, 62384564, 77980705, 155961410, 311922820]

約数ペア:

[(1, 311922820), (2, 155961410), (4, 77980705), (5, 62384564), (10, 31192282), (11, 28356620), (20, 15596141), (22, 14178310), (44, 7089155), (55, 5671324), (110, 2835662), (220, 1417831)]