20207340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1627}}^1$

素因数の和:1668

約数の個数: 96

約数和(自身を含む): 65640960

約数和(自身を除く): 45433620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1627, 2070, 2484, 3105, 3254, 4140, 4881, 6210, 6508, 8135, 9762, 12420, 14643, 16270, 19524, 24405, 29286, 32540, 37421, 43929, 48810, 58572, 73215, 74842, 87858, 97620, 112263, 146430, 149684, 175716, 187105, 219645, 224526, 292860, 336789, 374210, 439290, 449052, 561315, 673578, 748420, 878580, 1010367, 1122630, 1347156, 1683945, 2020734, 2245260, 3367890, 4041468, 5051835, 6735780, 10103670, 20207340]

約数ペア:

[(1, 20207340), (2, 10103670), (3, 6735780), (4, 5051835), (5, 4041468), (6, 3367890), (9, 2245260), (10, 2020734), (12, 1683945), (15, 1347156), (18, 1122630), (20, 1010367), (23, 878580), (27, 748420), (30, 673578), (36, 561315), (45, 449052), (46, 439290), (54, 374210), (60, 336789), (69, 292860), (90, 224526), (92, 219645), (108, 187105), (115, 175716), (135, 149684), (138, 146430), (180, 112263), (207, 97620), (230, 87858), (270, 74842), (276, 73215), (345, 58572), (414, 48810), (460, 43929), (540, 37421), (621, 32540), (690, 29286), (828, 24405), (1035, 19524), (1242, 16270), (1380, 14643), (1627, 12420), (2070, 9762), (2484, 8135), (3105, 6508), (3254, 6210), (4140, 4881)]