28947040

素因数分解:

$2^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 48

約数和(自身を含む): 68774832

約数和(自身を除く): 39827792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 227, 454, 797, 908, 1135, 1594, 1816, 2270, 3188, 3632, 3985, 4540, 6376, 7264, 7970, 9080, 12752, 15940, 18160, 25504, 31880, 36320, 63760, 127520, 180919, 361838, 723676, 904595, 1447352, 1809190, 2894704, 3618380, 5789408, 7236760, 14473520, 28947040]

約数ペア:

[(1, 28947040), (2, 14473520), (4, 7236760), (5, 5789408), (8, 3618380), (10, 2894704), (16, 1809190), (20, 1447352), (32, 904595), (40, 723676), (80, 361838), (160, 180919), (227, 127520), (454, 63760), (797, 36320), (908, 31880), (1135, 25504), (1594, 18160), (1816, 15940), (2270, 12752), (3188, 9080), (3632, 7970), (3985, 7264), (4540, 6376)]