1988534520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{789101}}^1$

素因数の和:789125

約数の個数: 96

約数和(自身を含む): 7385994720

約数和(自身を除く): 5397460200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 789101, 1578202, 2367303, 3156404, 3945505, 4734606, 5523707, 6312808, 7101909, 7891010, 9469212, 11047414, 11836515, 14203818, 15782020, 16571121, 18938424, 22094828, 23673030, 27618535, 28407636, 31564040, 33142242, 35509545, 44189656, 47346060, 49713363, 55237070, 56815272, 66284484, 71019090, 82855605, 94692120, 99426726, 110474140, 132568968, 142038180, 165711210, 198853452, 220948280, 248566815, 284076360, 331422420, 397706904, 497133630, 662844840, 994267260, 1988534520]

約数ペア:

[(1, 1988534520), (2, 994267260), (3, 662844840), (4, 497133630), (5, 397706904), (6, 331422420), (7, 284076360), (8, 248566815), (9, 220948280), (10, 198853452), (12, 165711210), (14, 142038180), (15, 132568968), (18, 110474140), (20, 99426726), (21, 94692120), (24, 82855605), (28, 71019090), (30, 66284484), (35, 56815272), (36, 55237070), (40, 49713363), (42, 47346060), (45, 44189656), (56, 35509545), (60, 33142242), (63, 31564040), (70, 28407636), (72, 27618535), (84, 23673030), (90, 22094828), (105, 18938424), (120, 16571121), (126, 15782020), (140, 14203818), (168, 11836515), (180, 11047414), (210, 9469212), (252, 7891010), (280, 7101909), (315, 6312808), (360, 5523707), (420, 4734606), (504, 3945505), (630, 3156404), (840, 2367303), (1260, 1578202), (2520, 789101)]