19648080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:989

約数の個数: 120

約数和(自身を含む): 68332680

約数和(自身を除く): 48684600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 941, 1044, 1160, 1305, 1392, 1740, 1882, 2088, 2320, 2610, 2823, 3480, 3764, 4176, 4705, 5220, 5646, 6960, 7528, 8469, 9410, 10440, 11292, 14115, 15056, 16938, 18820, 20880, 22584, 27289, 28230, 33876, 37640, 42345, 45168, 54578, 56460, 67752, 75280, 81867, 84690, 109156, 112920, 135504, 136445, 163734, 169380, 218312, 225840, 245601, 272890, 327468, 338760, 409335, 436624, 491202, 545780, 654936, 677520, 818670, 982404, 1091560, 1228005, 1309872, 1637340, 1964808, 2183120, 2456010, 3274680, 3929616, 4912020, 6549360, 9824040, 19648080]

約数ペア:

[(1, 19648080), (2, 9824040), (3, 6549360), (4, 4912020), (5, 3929616), (6, 3274680), (8, 2456010), (9, 2183120), (10, 1964808), (12, 1637340), (15, 1309872), (16, 1228005), (18, 1091560), (20, 982404), (24, 818670), (29, 677520), (30, 654936), (36, 545780), (40, 491202), (45, 436624), (48, 409335), (58, 338760), (60, 327468), (72, 272890), (80, 245601), (87, 225840), (90, 218312), (116, 169380), (120, 163734), (144, 136445), (145, 135504), (174, 112920), (180, 109156), (232, 84690), (240, 81867), (261, 75280), (290, 67752), (348, 56460), (360, 54578), (435, 45168), (464, 42345), (522, 37640), (580, 33876), (696, 28230), (720, 27289), (870, 22584), (941, 20880), (1044, 18820), (1160, 16938), (1305, 15056), (1392, 14115), (1740, 11292), (1882, 10440), (2088, 9410), (2320, 8469), (2610, 7528), (2823, 6960), (3480, 5646), (3764, 5220), (4176, 4705)]