40439230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1123}}^1$

素因数の和:1420

約数の個数: 32

約数和(自身を含む): 78742944

約数和(自身を除く): 38303714

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1123, 1385, 2246, 2770, 3601, 5615, 7202, 11230, 14599, 18005, 29198, 36010, 72995, 145990, 311071, 622142, 1555355, 3110710, 4043923, 8087846, 20219615, 40439230]

約数ペア:

[(1, 40439230), (2, 20219615), (5, 8087846), (10, 4043923), (13, 3110710), (26, 1555355), (65, 622142), (130, 311071), (277, 145990), (554, 72995), (1123, 36010), (1385, 29198), (2246, 18005), (2770, 14599), (3601, 11230), (5615, 7202)]