40204016

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{42589}}^1$

素因数の和:42656

約数の個数: 20

約数和(自身を含む): 79217400

約数和(自身を除く): 39013384

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 42589, 85178, 170356, 340712, 681424, 2512751, 5025502, 10051004, 20102008, 40204016]

約数ペア:

[(1, 40204016), (2, 20102008), (4, 10051004), (8, 5025502), (16, 2512751), (59, 681424), (118, 340712), (236, 170356), (472, 85178), (944, 42589)]