15852880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1$

素因数の和:2875

約数の個数: 40

約数和(自身を含む): 37390464

約数和(自身を除く): 21537584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2791, 2840, 5582, 5680, 11164, 13955, 22328, 27910, 44656, 55820, 111640, 198161, 223280, 396322, 792644, 990805, 1585288, 1981610, 3170576, 3963220, 7926440, 15852880]

約数ペア:

[(1, 15852880), (2, 7926440), (4, 3963220), (5, 3170576), (8, 1981610), (10, 1585288), (16, 990805), (20, 792644), (40, 396322), (71, 223280), (80, 198161), (142, 111640), (284, 55820), (355, 44656), (568, 27910), (710, 22328), (1136, 13955), (1420, 11164), (2791, 5680), (2840, 5582)]