20185480700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{3463}}^1$

素因数の和:4252

約数の個数: 144

約数和(自身を含む): 54698832384

約数和(自身を除く): 34513351684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 757, 770, 1100, 1514, 1540, 1925, 3028, 3463, 3785, 3850, 5299, 6926, 7570, 7700, 8327, 10598, 13852, 15140, 16654, 17315, 18925, 21196, 24241, 26495, 33308, 34630, 37850, 38093, 41635, 48482, 52990, 58289, 69260, 75700, 76186, 83270, 86575, 96964, 105980, 116578, 121205, 132475, 152372, 166540, 173150, 190465, 208175, 233156, 242410, 264950, 266651, 291445, 346300, 380930, 416350, 484820, 529900, 533302, 582890, 606025, 761860, 832700, 952325, 1066604, 1165780, 1212050, 1333255, 1457225, 1904650, 2424100, 2621491, 2666510, 2914450, 3809300, 5242982, 5333020, 5828900, 6666275, 10485964, 13107455, 13332550, 18350437, 26214910, 26665100, 28836401, 36700874, 52429820, 57672802, 65537275, 73401748, 91752185, 115345604, 131074550, 144182005, 183504370, 201854807, 262149100, 288364010, 367008740, 403709614, 458760925, 576728020, 720910025, 807419228, 917521850, 1009274035, 1441820050, 1835043700, 2018548070, 2883640100, 4037096140, 5046370175, 10092740350, 20185480700]

約数ペア:

[(1, 20185480700), (2, 10092740350), (4, 5046370175), (5, 4037096140), (7, 2883640100), (10, 2018548070), (11, 1835043700), (14, 1441820050), (20, 1009274035), (22, 917521850), (25, 807419228), (28, 720910025), (35, 576728020), (44, 458760925), (50, 403709614), (55, 367008740), (70, 288364010), (77, 262149100), (100, 201854807), (110, 183504370), (140, 144182005), (154, 131074550), (175, 115345604), (220, 91752185), (275, 73401748), (308, 65537275), (350, 57672802), (385, 52429820), (550, 36700874), (700, 28836401), (757, 26665100), (770, 26214910), (1100, 18350437), (1514, 13332550), (1540, 13107455), (1925, 10485964), (3028, 6666275), (3463, 5828900), (3785, 5333020), (3850, 5242982), (5299, 3809300), (6926, 2914450), (7570, 2666510), (7700, 2621491), (8327, 2424100), (10598, 1904650), (13852, 1457225), (15140, 1333255), (16654, 1212050), (17315, 1165780), (18925, 1066604), (21196, 952325), (24241, 832700), (26495, 761860), (33308, 606025), (34630, 582890), (37850, 533302), (38093, 529900), (41635, 484820), (48482, 416350), (52990, 380930), (58289, 346300), (69260, 291445), (75700, 266651), (76186, 264950), (83270, 242410), (86575, 233156), (96964, 208175), (105980, 190465), (116578, 173150), (121205, 166540), (132475, 152372)]