40201678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{23131}}^1$

素因数の和:23223

約数の個数: 16

約数和(自身を含む): 66620160

約数和(自身を除く): 26418482

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 23131, 46262, 254441, 508882, 1827349, 3654698, 20100839, 40201678]

約数ペア:

[(1, 40201678), (2, 20100839), (11, 3654698), (22, 1827349), (79, 508882), (158, 254441), (869, 46262), (1738, 23131)]