33554440

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2113}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 75723480

約数和(自身を除く): 42169040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 2113, 3176, 3970, 4226, 7940, 8452, 10565, 15880, 16904, 21130, 42260, 84520, 838861, 1677722, 3355444, 4194305, 6710888, 8388610, 16777220, 33554440]

約数ペア:

[(1, 33554440), (2, 16777220), (4, 8388610), (5, 6710888), (8, 4194305), (10, 3355444), (20, 1677722), (40, 838861), (397, 84520), (794, 42260), (1588, 21130), (1985, 16904), (2113, 15880), (3176, 10565), (3970, 8452), (4226, 7940)]