9734440

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 21993480

約数和(自身を除く): 12259040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 613, 794, 1226, 1588, 1985, 2452, 3065, 3176, 3970, 4904, 6130, 7940, 12260, 15880, 24520, 243361, 486722, 973444, 1216805, 1946888, 2433610, 4867220, 9734440]

約数ペア:

[(1, 9734440), (2, 4867220), (4, 2433610), (5, 1946888), (8, 1216805), (10, 973444), (20, 486722), (40, 243361), (397, 24520), (613, 15880), (794, 12260), (1226, 7940), (1588, 6130), (1985, 4904), (2452, 3970), (3065, 3176)]