40781944

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31663}}^1$

素因数の和:31699

約数の個数: 32

約数和(自身を含む): 91192320

約数和(自身を除く): 50410376

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 31663, 63326, 126652, 221641, 253304, 443282, 728249, 886564, 1456498, 1773128, 2912996, 5097743, 5825992, 10195486, 20390972, 40781944]

約数ペア:

[(1, 40781944), (2, 20390972), (4, 10195486), (7, 5825992), (8, 5097743), (14, 2912996), (23, 1773128), (28, 1456498), (46, 886564), (56, 728249), (92, 443282), (161, 253304), (184, 221641), (322, 126652), (644, 63326), (1288, 31663)]