38894440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74797}}^1$

素因数の和:74821

約数の個数: 32

約数和(自身を含む): 94245480

約数和(自身を除く): 55351040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74797, 149594, 299188, 373985, 598376, 747970, 972361, 1495940, 1944722, 2991880, 3889444, 4861805, 7778888, 9723610, 19447220, 38894440]

約数ペア:

[(1, 38894440), (2, 19447220), (4, 9723610), (5, 7778888), (8, 4861805), (10, 3889444), (13, 2991880), (20, 1944722), (26, 1495940), (40, 972361), (52, 747970), (65, 598376), (104, 373985), (130, 299188), (260, 149594), (520, 74797)]