40128388

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{563}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 71443008

約数和(自身を除く): 31314620

約数列:

[1, 2, 4, 103, 173, 206, 346, 412, 563, 692, 1126, 2252, 17819, 35638, 57989, 71276, 97399, 115978, 194798, 231956, 389596, 10032097, 20064194, 40128388]

約数ペア:

[(1, 40128388), (2, 20064194), (4, 10032097), (103, 389596), (173, 231956), (206, 194798), (346, 115978), (412, 97399), (563, 71276), (692, 57989), (1126, 35638), (2252, 17819)]