2019783220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4493}}^1$

素因数の和:4554

約数の個数: 144

約数和(自身を含む): 5526541440

約数和(自身を除く): 3506758220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 169, 182, 190, 247, 260, 266, 338, 364, 380, 455, 494, 532, 665, 676, 845, 910, 988, 1183, 1235, 1330, 1690, 1729, 1820, 2366, 2470, 2660, 3211, 3380, 3458, 4493, 4732, 4940, 5915, 6422, 6916, 8645, 8986, 11830, 12844, 16055, 17290, 17972, 22465, 22477, 23660, 31451, 32110, 34580, 44930, 44954, 58409, 62902, 64220, 85367, 89860, 89908, 112385, 116818, 125804, 157255, 170734, 224770, 233636, 292045, 314510, 341468, 408863, 426835, 449540, 584090, 597569, 629020, 759317, 817726, 853670, 1109771, 1168180, 1195138, 1518634, 1635452, 1707340, 2044315, 2219542, 2390276, 2987845, 3037268, 3796585, 4088630, 4439084, 5315219, 5548855, 5975690, 7593170, 7768397, 8177260, 10630438, 11097710, 11951380, 14427023, 15186340, 15536794, 21260876, 22195420, 26576095, 28854046, 31073588, 38841985, 53152190, 57708092, 72135115, 77683970, 100989161, 106304380, 144270230, 155367940, 201978322, 288540460, 403956644, 504945805, 1009891610, 2019783220]

約数ペア:

[(1, 2019783220), (2, 1009891610), (4, 504945805), (5, 403956644), (7, 288540460), (10, 201978322), (13, 155367940), (14, 144270230), (19, 106304380), (20, 100989161), (26, 77683970), (28, 72135115), (35, 57708092), (38, 53152190), (52, 38841985), (65, 31073588), (70, 28854046), (76, 26576095), (91, 22195420), (95, 21260876), (130, 15536794), (133, 15186340), (140, 14427023), (169, 11951380), (182, 11097710), (190, 10630438), (247, 8177260), (260, 7768397), (266, 7593170), (338, 5975690), (364, 5548855), (380, 5315219), (455, 4439084), (494, 4088630), (532, 3796585), (665, 3037268), (676, 2987845), (845, 2390276), (910, 2219542), (988, 2044315), (1183, 1707340), (1235, 1635452), (1330, 1518634), (1690, 1195138), (1729, 1168180), (1820, 1109771), (2366, 853670), (2470, 817726), (2660, 759317), (3211, 629020), (3380, 597569), (3458, 584090), (4493, 449540), (4732, 426835), (4940, 408863), (5915, 341468), (6422, 314510), (6916, 292045), (8645, 233636), (8986, 224770), (11830, 170734), (12844, 157255), (16055, 125804), (17290, 116818), (17972, 112385), (22465, 89908), (22477, 89860), (23660, 85367), (31451, 64220), (32110, 62902), (34580, 58409), (44930, 44954)]