320420038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{10289}}^1$

素因数の和:10991

約数の個数: 16

約数和(自身を含む): 502316640

約数和(自身を除く): 181896602

約数列:

[1, 2, 23, 46, 677, 1354, 10289, 15571, 20578, 31142, 236647, 473294, 6965653, 13931306, 160210019, 320420038]

約数ペア:

[(1, 320420038), (2, 160210019), (23, 13931306), (46, 6965653), (677, 473294), (1354, 236647), (10289, 31142), (15571, 20578)]