2908840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{601}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 7205940

約数和(自身を除く): 4297100

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 601, 605, 968, 1202, 1210, 2404, 2420, 3005, 4808, 4840, 6010, 6611, 12020, 13222, 24040, 26444, 33055, 52888, 66110, 72721, 132220, 145442, 264440, 290884, 363605, 581768, 727210, 1454420, 2908840]

約数ペア:

[(1, 2908840), (2, 1454420), (4, 727210), (5, 581768), (8, 363605), (10, 290884), (11, 264440), (20, 145442), (22, 132220), (40, 72721), (44, 66110), (55, 52888), (88, 33055), (110, 26444), (121, 24040), (220, 13222), (242, 12020), (440, 6611), (484, 6010), (601, 4840), (605, 4808), (968, 3005), (1202, 2420), (1210, 2404)]