139080920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7351}}^1$

素因数の和:7416

約数の個数: 64

約数和(自身を含む): 349367040

約数和(自身を除く): 210286120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 7351, 9460, 14702, 18920, 29404, 36755, 58808, 73510, 80861, 147020, 161722, 294040, 316093, 323444, 404305, 632186, 646888, 808610, 1264372, 1580465, 1617220, 2528744, 3160930, 3234440, 3477023, 6321860, 6954046, 12643720, 13908092, 17385115, 27816184, 34770230, 69540460, 139080920]

約数ペア:

[(1, 139080920), (2, 69540460), (4, 34770230), (5, 27816184), (8, 17385115), (10, 13908092), (11, 12643720), (20, 6954046), (22, 6321860), (40, 3477023), (43, 3234440), (44, 3160930), (55, 2528744), (86, 1617220), (88, 1580465), (110, 1264372), (172, 808610), (215, 646888), (220, 632186), (344, 404305), (430, 323444), (440, 316093), (473, 294040), (860, 161722), (946, 147020), (1720, 80861), (1892, 73510), (2365, 58808), (3784, 36755), (4730, 29404), (7351, 18920), (9460, 14702)]