902097680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1025111}}^1$

素因数の和:1025135

約数の個数: 40

約数和(自身を含む): 2288049984

約数和(自身を除く): 1385952304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1025111, 2050222, 4100444, 5125555, 8200888, 10251110, 11276221, 16401776, 20502220, 22552442, 41004440, 45104884, 56381105, 82008880, 90209768, 112762210, 180419536, 225524420, 451048840, 902097680]

約数ペア:

[(1, 902097680), (2, 451048840), (4, 225524420), (5, 180419536), (8, 112762210), (10, 90209768), (11, 82008880), (16, 56381105), (20, 45104884), (22, 41004440), (40, 22552442), (44, 20502220), (55, 16401776), (80, 11276221), (88, 10251110), (110, 8200888), (176, 5125555), (220, 4100444), (440, 2050222), (880, 1025111)]