320153092

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{278879}}^1$

素因数の和:278931

約数の個数: 24

約数和(自身を含む): 655925760

約数和(自身を除く): 335772668

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 278879, 557758, 1115516, 1952153, 3904306, 7808612, 11434039, 22868078, 45736156, 80038273, 160076546, 320153092]

約数ペア:

[(1, 320153092), (2, 160076546), (4, 80038273), (7, 45736156), (14, 22868078), (28, 11434039), (41, 7808612), (82, 3904306), (164, 1952153), (287, 1115516), (574, 557758), (1148, 278879)]