23639220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11939}}^1$

素因数の和:11965

約数の個数: 72

約数和(自身を含む): 78230880

約数和(自身を除く): 54591660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 11939, 23878, 35817, 47756, 59695, 71634, 107451, 119390, 131329, 143268, 179085, 214902, 238780, 262658, 358170, 393987, 429804, 525316, 537255, 656645, 716340, 787974, 1074510, 1181961, 1313290, 1575948, 1969935, 2149020, 2363922, 2626580, 3939870, 4727844, 5909805, 7879740, 11819610, 23639220]

約数ペア:

[(1, 23639220), (2, 11819610), (3, 7879740), (4, 5909805), (5, 4727844), (6, 3939870), (9, 2626580), (10, 2363922), (11, 2149020), (12, 1969935), (15, 1575948), (18, 1313290), (20, 1181961), (22, 1074510), (30, 787974), (33, 716340), (36, 656645), (44, 537255), (45, 525316), (55, 429804), (60, 393987), (66, 358170), (90, 262658), (99, 238780), (110, 214902), (132, 179085), (165, 143268), (180, 131329), (198, 119390), (220, 107451), (330, 71634), (396, 59695), (495, 47756), (660, 35817), (990, 23878), (1980, 11939)]