56523280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64231}}^1$

素因数の和:64255

約数の個数: 40

約数和(自身を含む): 143365824

約数和(自身を除く): 86842544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64231, 128462, 256924, 321155, 513848, 642310, 706541, 1027696, 1284620, 1413082, 2569240, 2826164, 3532705, 5138480, 5652328, 7065410, 11304656, 14130820, 28261640, 56523280]

約数ペア:

[(1, 56523280), (2, 28261640), (4, 14130820), (5, 11304656), (8, 7065410), (10, 5652328), (11, 5138480), (16, 3532705), (20, 2826164), (22, 2569240), (40, 1413082), (44, 1284620), (55, 1027696), (80, 706541), (88, 642310), (110, 513848), (176, 321155), (220, 256924), (440, 128462), (880, 64231)]