389393120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1092

約数の個数: 96

約数和(自身を含む): 958220928

約数和(自身を除く): 568827808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 53, 80, 94, 106, 160, 188, 212, 235, 265, 376, 424, 470, 530, 752, 848, 940, 977, 1060, 1504, 1696, 1880, 1954, 2120, 2491, 3760, 3908, 4240, 4885, 4982, 7520, 7816, 8480, 9770, 9964, 12455, 15632, 19540, 19928, 24910, 31264, 39080, 39856, 45919, 49820, 51781, 78160, 79712, 91838, 99640, 103562, 156320, 183676, 199280, 207124, 229595, 258905, 367352, 398560, 414248, 459190, 517810, 734704, 828496, 918380, 1035620, 1469408, 1656992, 1836760, 2071240, 2433707, 3673520, 4142480, 4867414, 7347040, 8284960, 9734828, 12168535, 19469656, 24337070, 38939312, 48674140, 77878624, 97348280, 194696560, 389393120]

約数ペア:

[(1, 389393120), (2, 194696560), (4, 97348280), (5, 77878624), (8, 48674140), (10, 38939312), (16, 24337070), (20, 19469656), (32, 12168535), (40, 9734828), (47, 8284960), (53, 7347040), (80, 4867414), (94, 4142480), (106, 3673520), (160, 2433707), (188, 2071240), (212, 1836760), (235, 1656992), (265, 1469408), (376, 1035620), (424, 918380), (470, 828496), (530, 734704), (752, 517810), (848, 459190), (940, 414248), (977, 398560), (1060, 367352), (1504, 258905), (1696, 229595), (1880, 207124), (1954, 199280), (2120, 183676), (2491, 156320), (3760, 103562), (3908, 99640), (4240, 91838), (4885, 79712), (4982, 78160), (7520, 51781), (7816, 49820), (8480, 45919), (9770, 39856), (9964, 39080), (12455, 31264), (15632, 24910), (19540, 19928)]