8384440

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{797}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 18960480

約数和(自身を除く): 10576040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 797, 1052, 1315, 1594, 2104, 2630, 3188, 3985, 5260, 6376, 7970, 10520, 15940, 31880, 209611, 419222, 838444, 1048055, 1676888, 2096110, 4192220, 8384440]

約数ペア:

[(1, 8384440), (2, 4192220), (4, 2096110), (5, 1676888), (8, 1048055), (10, 838444), (20, 419222), (40, 209611), (263, 31880), (526, 15940), (797, 10520), (1052, 7970), (1315, 6376), (1594, 5260), (2104, 3985), (2630, 3188)]