11320240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2077

約数の個数: 40

約数和(自身を含む): 26703648

約数和(自身を除く): 15383408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1993, 2840, 3986, 5680, 7972, 9965, 15944, 19930, 31888, 39860, 79720, 141503, 159440, 283006, 566012, 707515, 1132024, 1415030, 2264048, 2830060, 5660120, 11320240]

約数ペア:

[(1, 11320240), (2, 5660120), (4, 2830060), (5, 2264048), (8, 1415030), (10, 1132024), (16, 707515), (20, 566012), (40, 283006), (71, 159440), (80, 141503), (142, 79720), (284, 39860), (355, 31888), (568, 19930), (710, 15944), (1136, 9965), (1420, 7972), (1993, 5680), (2840, 3986)]