38634440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74297}}^1$

素因数の和:74321

約数の個数: 32

約数和(自身を含む): 93615480

約数和(自身を除く): 54981040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74297, 148594, 297188, 371485, 594376, 742970, 965861, 1485940, 1931722, 2971880, 3863444, 4829305, 7726888, 9658610, 19317220, 38634440]

約数ペア:

[(1, 38634440), (2, 19317220), (4, 9658610), (5, 7726888), (8, 4829305), (10, 3863444), (13, 2971880), (20, 1931722), (26, 1485940), (40, 965861), (52, 742970), (65, 594376), (104, 371485), (130, 297188), (260, 148594), (520, 74297)]