1718444920

素因数分解:

$2^3\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{36011}}^1$

素因数の和:37215

約数の個数: 32

約数和(自身を含む): 3869849520

約数和(自身を除く): 2151404600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1193, 2386, 4772, 5965, 9544, 11930, 23860, 36011, 47720, 72022, 144044, 180055, 288088, 360110, 720220, 1440440, 42961123, 85922246, 171844492, 214805615, 343688984, 429611230, 859222460, 1718444920]

約数ペア:

[(1, 1718444920), (2, 859222460), (4, 429611230), (5, 343688984), (8, 214805615), (10, 171844492), (20, 85922246), (40, 42961123), (1193, 1440440), (2386, 720220), (4772, 360110), (5965, 288088), (9544, 180055), (11930, 144044), (23860, 72022), (36011, 47720)]