55042020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27799}}^1$

素因数の和:27825

約数の個数: 72

約数和(自身を含む): 182145600

約数和(自身を除く): 127103580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 27799, 55598, 83397, 111196, 138995, 166794, 250191, 277990, 305789, 333588, 416985, 500382, 555980, 611578, 833970, 917367, 1000764, 1223156, 1250955, 1528945, 1667940, 1834734, 2501910, 2752101, 3057890, 3669468, 4586835, 5003820, 5504202, 6115780, 9173670, 11008404, 13760505, 18347340, 27521010, 55042020]

約数ペア:

[(1, 55042020), (2, 27521010), (3, 18347340), (4, 13760505), (5, 11008404), (6, 9173670), (9, 6115780), (10, 5504202), (11, 5003820), (12, 4586835), (15, 3669468), (18, 3057890), (20, 2752101), (22, 2501910), (30, 1834734), (33, 1667940), (36, 1528945), (44, 1250955), (45, 1223156), (55, 1000764), (60, 917367), (66, 833970), (90, 611578), (99, 555980), (110, 500382), (132, 416985), (165, 333588), (180, 305789), (198, 277990), (220, 250191), (330, 166794), (396, 138995), (495, 111196), (660, 83397), (990, 55598), (1980, 27799)]