40438370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25117}}^1$

素因数の和:25154

約数の個数: 32

約数和(自身を含む): 86807808

約数和(自身を除く): 46369438

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 25117, 50234, 125585, 175819, 251170, 351638, 577691, 879095, 1155382, 1758190, 2888455, 4043837, 5776910, 8087674, 20219185, 40438370]

約数ペア:

[(1, 40438370), (2, 20219185), (5, 8087674), (7, 5776910), (10, 4043837), (14, 2888455), (23, 1758190), (35, 1155382), (46, 879095), (70, 577691), (115, 351638), (161, 251170), (230, 175819), (322, 125585), (805, 50234), (1610, 25117)]