24455420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 56700000

約数和(自身を除く): 32244580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1249, 1780, 1958, 2498, 3916, 4895, 4996, 6245, 9790, 12490, 13739, 19580, 24980, 27478, 54956, 68695, 111161, 137390, 222322, 274780, 444644, 555805, 1111610, 1222771, 2223220, 2445542, 4891084, 6113855, 12227710, 24455420]

約数ペア:

[(1, 24455420), (2, 12227710), (4, 6113855), (5, 4891084), (10, 2445542), (11, 2223220), (20, 1222771), (22, 1111610), (44, 555805), (55, 444644), (89, 274780), (110, 222322), (178, 137390), (220, 111161), (356, 68695), (445, 54956), (890, 27478), (979, 24980), (1249, 19580), (1780, 13739), (1958, 12490), (2498, 9790), (3916, 6245), (4895, 4996)]