40688090

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{39503}}^1$

素因数の和:39613

約数の個数: 16

約数和(自身を含む): 73951488

約数和(自身を除く): 33263398

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 39503, 79006, 197515, 395030, 4068809, 8137618, 20344045, 40688090]

約数ペア:

[(1, 40688090), (2, 20344045), (5, 8137618), (10, 4068809), (103, 395030), (206, 197515), (515, 79006), (1030, 39503)]