40960256

素因数分解:

$2^8\times {\mathrm{160001}}^1$

素因数の和:160017

約数の個数: 18

約数和(自身を含む): 81761022

約数和(自身を除く): 40800766

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 160001, 320002, 640004, 1280008, 2560016, 5120032, 10240064, 20480128, 40960256]

約数ペア:

[(1, 40960256), (2, 20480128), (4, 10240064), (8, 5120032), (16, 2560016), (32, 1280008), (64, 640004), (128, 320002), (256, 160001)]