47920840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9901}}^1$

素因数の和:9934

約数の個数: 48

約数和(自身を含む): 118526940

約数和(自身を除く): 70606100

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 9901, 19802, 39604, 49505, 79208, 99010, 108911, 198020, 217822, 396040, 435644, 544555, 871288, 1089110, 1198021, 2178220, 2396042, 4356440, 4792084, 5990105, 9584168, 11980210, 23960420, 47920840]

約数ペア:

[(1, 47920840), (2, 23960420), (4, 11980210), (5, 9584168), (8, 5990105), (10, 4792084), (11, 4356440), (20, 2396042), (22, 2178220), (40, 1198021), (44, 1089110), (55, 871288), (88, 544555), (110, 435644), (121, 396040), (220, 217822), (242, 198020), (440, 108911), (484, 99010), (605, 79208), (968, 49505), (1210, 39604), (2420, 19802), (4840, 9901)]