40689964

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2609}}^1$

素因数の和:3177

約数の個数: 24

約数和(自身を含む): 81557280

約数和(自身を除く): 40867316

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 2609, 3899, 5218, 7798, 10436, 15596, 18263, 36526, 73052, 1453213, 2906426, 5812852, 10172491, 20344982, 40689964]

約数ペア:

[(1, 40689964), (2, 20344982), (4, 10172491), (7, 5812852), (14, 2906426), (28, 1453213), (557, 73052), (1114, 36526), (2228, 18263), (2609, 15596), (3899, 10436), (5218, 7798)]