2803979720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{62533}}^1$

素因数の和:62622

約数の個数: 64

約数和(自身を含む): 6753672000

約数和(自身を除く): 3949692280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 4484, 5605, 8968, 11210, 22420, 44840, 62533, 125066, 250132, 312665, 500264, 625330, 1188127, 1250660, 2376254, 2501320, 3689447, 4752508, 5940635, 7378894, 9505016, 11881270, 14757788, 18447235, 23762540, 29515576, 36894470, 47525080, 70099493, 73788940, 140198986, 147577880, 280397972, 350497465, 560795944, 700994930, 1401989860, 2803979720]

約数ペア:

[(1, 2803979720), (2, 1401989860), (4, 700994930), (5, 560795944), (8, 350497465), (10, 280397972), (19, 147577880), (20, 140198986), (38, 73788940), (40, 70099493), (59, 47525080), (76, 36894470), (95, 29515576), (118, 23762540), (152, 18447235), (190, 14757788), (236, 11881270), (295, 9505016), (380, 7378894), (472, 5940635), (590, 4752508), (760, 3689447), (1121, 2501320), (1180, 2376254), (2242, 1250660), (2360, 1188127), (4484, 625330), (5605, 500264), (8968, 312665), (11210, 250132), (22420, 125066), (44840, 62533)]