2247881900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{22961}}^1$

素因数の和:23075

約数の個数: 72

約数和(自身を含む): 5381374320

約数和(自身を除く): 3133492420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 890, 979, 1100, 1780, 1958, 2225, 3916, 4450, 4895, 8900, 9790, 19580, 22961, 24475, 45922, 48950, 91844, 97900, 114805, 229610, 252571, 459220, 505142, 574025, 1010284, 1148050, 1262855, 2043529, 2296100, 2525710, 4087058, 5051420, 6314275, 8174116, 10217645, 12628550, 20435290, 22478819, 25257100, 40870580, 44957638, 51088225, 89915276, 102176450, 112394095, 204352900, 224788190, 449576380, 561970475, 1123940950, 2247881900]

約数ペア:

[(1, 2247881900), (2, 1123940950), (4, 561970475), (5, 449576380), (10, 224788190), (11, 204352900), (20, 112394095), (22, 102176450), (25, 89915276), (44, 51088225), (50, 44957638), (55, 40870580), (89, 25257100), (100, 22478819), (110, 20435290), (178, 12628550), (220, 10217645), (275, 8174116), (356, 6314275), (445, 5051420), (550, 4087058), (890, 2525710), (979, 2296100), (1100, 2043529), (1780, 1262855), (1958, 1148050), (2225, 1010284), (3916, 574025), (4450, 505142), (4895, 459220), (8900, 252571), (9790, 229610), (19580, 114805), (22961, 97900), (24475, 91844), (45922, 48950)]