11321560

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{811}}^1$

素因数の和:1171

約数の個数: 32

約数和(自身を含む): 25578000

約数和(自身を除く): 14256440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 811, 1396, 1622, 1745, 2792, 3244, 3490, 4055, 6488, 6980, 8110, 13960, 16220, 32440, 283039, 566078, 1132156, 1415195, 2264312, 2830390, 5660780, 11321560]

約数ペア:

[(1, 11321560), (2, 5660780), (4, 2830390), (5, 2264312), (8, 1415195), (10, 1132156), (20, 566078), (40, 283039), (349, 32440), (698, 16220), (811, 13960), (1396, 8110), (1622, 6980), (1745, 6488), (2792, 4055), (3244, 3490)]