15709820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112213}}^1$

素因数の和:112229

約数の個数: 24

約数和(自身を含む): 37703904

約数和(自身を除く): 21994084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112213, 224426, 448852, 561065, 785491, 1122130, 1570982, 2244260, 3141964, 3927455, 7854910, 15709820]

約数ペア:

[(1, 15709820), (2, 7854910), (4, 3927455), (5, 3141964), (7, 2244260), (10, 1570982), (14, 1122130), (20, 785491), (28, 561065), (35, 448852), (70, 224426), (140, 112213)]