8720128

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1520

約数の個数: 36

約数和(自身を含む): 18175248

約数和(自身を除く): 9455120

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 1481, 2944, 2962, 5888, 5924, 11848, 23696, 34063, 47392, 68126, 94784, 136252, 189568, 272504, 379136, 545008, 1090016, 2180032, 4360064, 8720128]

約数ペア:

[(1, 8720128), (2, 4360064), (4, 2180032), (8, 1090016), (16, 545008), (23, 379136), (32, 272504), (46, 189568), (64, 136252), (92, 94784), (128, 68126), (184, 47392), (256, 34063), (368, 23696), (736, 11848), (1472, 5924), (1481, 5888), (2944, 2962)]