5660120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 12921120

約数和(自身を除く): 7261000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1993, 2840, 3986, 7972, 9965, 15944, 19930, 39860, 79720, 141503, 283006, 566012, 707515, 1132024, 1415030, 2830060, 5660120]

約数ペア:

[(1, 5660120), (2, 2830060), (4, 1415030), (5, 1132024), (8, 707515), (10, 566012), (20, 283006), (40, 141503), (71, 79720), (142, 39860), (284, 19930), (355, 15944), (568, 9965), (710, 7972), (1420, 3986), (1993, 2840)]