19628280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7789}}^1$

素因数の和:7813

約数の個数: 96

約数和(自身を含む): 72914400

約数和(自身を除く): 53286120

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, 7789, 15578, 23367, 31156, 38945, 46734, 54523, 62312, 70101, 77890, 93468, 109046, 116835, 140202, 155780, 163569, 186936, 218092, 233670, 272615, 280404, 311560, 327138, 350505, 436184, 467340, 490707, 545230, 560808, 654276, 701010, 817845, 934680, 981414, 1090460, 1308552, 1402020, 1635690, 1962828, 2180920, 2453535, 2804040, 3271380, 3925656, 4907070, 6542760, 9814140, 19628280]

約数ペア:

[(1, 19628280), (2, 9814140), (3, 6542760), (4, 4907070), (5, 3925656), (6, 3271380), (7, 2804040), (8, 2453535), (9, 2180920), (10, 1962828), (12, 1635690), (14, 1402020), (15, 1308552), (18, 1090460), (20, 981414), (21, 934680), (24, 817845), (28, 701010), (30, 654276), (35, 560808), (36, 545230), (40, 490707), (42, 467340), (45, 436184), (56, 350505), (60, 327138), (63, 311560), (70, 280404), (72, 272615), (84, 233670), (90, 218092), (105, 186936), (120, 163569), (126, 155780), (140, 140202), (168, 116835), (180, 109046), (210, 93468), (252, 77890), (280, 70101), (315, 62312), (360, 54523), (420, 46734), (504, 38945), (630, 31156), (840, 23367), (1260, 15578), (2520, 7789)]