29491880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 73241280

約数和(自身を除く): 43749400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 691, 776, 970, 1067, 1382, 1940, 2134, 2764, 3455, 3880, 4268, 5335, 5528, 6910, 7601, 8536, 10670, 13820, 15202, 21340, 27640, 30404, 38005, 42680, 60808, 67027, 76010, 134054, 152020, 268108, 304040, 335135, 536216, 670270, 737297, 1340540, 1474594, 2681080, 2949188, 3686485, 5898376, 7372970, 14745940, 29491880]

約数ペア:

[(1, 29491880), (2, 14745940), (4, 7372970), (5, 5898376), (8, 3686485), (10, 2949188), (11, 2681080), (20, 1474594), (22, 1340540), (40, 737297), (44, 670270), (55, 536216), (88, 335135), (97, 304040), (110, 268108), (194, 152020), (220, 134054), (388, 76010), (440, 67027), (485, 60808), (691, 42680), (776, 38005), (970, 30404), (1067, 27640), (1382, 21340), (1940, 15202), (2134, 13820), (2764, 10670), (3455, 8536), (3880, 7601), (4268, 6910), (5335, 5528)]