20040227515

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{676007}}^1$

素因数の和:676048

約数の個数: 36

約数和(自身を含む): 30748899888

約数和(自身を除く): 10708672373

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 121, 245, 385, 539, 605, 847, 2695, 4235, 5929, 29645, 676007, 3380035, 4732049, 7436077, 23660245, 33124343, 37180385, 52052539, 81796847, 165621715, 260262695, 364367773, 408984235, 572577929, 1821838865, 2862889645, 4008045503, 20040227515]

約数ペア:

[(1, 20040227515), (5, 4008045503), (7, 2862889645), (11, 1821838865), (35, 572577929), (49, 408984235), (55, 364367773), (77, 260262695), (121, 165621715), (245, 81796847), (385, 52052539), (539, 37180385), (605, 33124343), (847, 23660245), (2695, 7436077), (4235, 4732049), (5929, 3380035), (29645, 676007)]