42640984

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{130003}}^1$

素因数の和:130050

約数の個数: 16

約数和(自身を含む): 81902520

約数和(自身を除く): 39261536

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 130003, 260006, 520012, 1040024, 5330123, 10660246, 21320492, 42640984]

約数ペア:

[(1, 42640984), (2, 21320492), (4, 10660246), (8, 5330123), (41, 1040024), (82, 520012), (164, 260006), (328, 130003)]