1209803720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{8893}}^1$

素因数の和:9102

約数の個数: 64

約数和(自身を含む): 2881656000

約数和(自身を除く): 1671852280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 179, 190, 358, 380, 716, 760, 895, 1432, 1790, 3401, 3580, 6802, 7160, 8893, 13604, 17005, 17786, 27208, 34010, 35572, 44465, 68020, 71144, 88930, 136040, 168967, 177860, 337934, 355720, 675868, 844835, 1351736, 1591847, 1689670, 3183694, 3379340, 6367388, 6758680, 7959235, 12734776, 15918470, 30245093, 31836940, 60490186, 63673880, 120980372, 151225465, 241960744, 302450930, 604901860, 1209803720]

約数ペア:

[(1, 1209803720), (2, 604901860), (4, 302450930), (5, 241960744), (8, 151225465), (10, 120980372), (19, 63673880), (20, 60490186), (38, 31836940), (40, 30245093), (76, 15918470), (95, 12734776), (152, 7959235), (179, 6758680), (190, 6367388), (358, 3379340), (380, 3183694), (716, 1689670), (760, 1591847), (895, 1351736), (1432, 844835), (1790, 675868), (3401, 355720), (3580, 337934), (6802, 177860), (7160, 168967), (8893, 136040), (13604, 88930), (17005, 71144), (17786, 68020), (27208, 44465), (34010, 35572)]