30946880

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1111

約数の個数: 56

約数和(自身を含む): 74526648

約数和(自身を除く): 43579768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 320, 388, 485, 776, 970, 997, 1552, 1940, 1994, 3104, 3880, 3988, 4985, 6208, 7760, 7976, 9970, 15520, 15952, 19940, 31040, 31904, 39880, 63808, 79760, 96709, 159520, 193418, 319040, 386836, 483545, 773672, 967090, 1547344, 1934180, 3094688, 3868360, 6189376, 7736720, 15473440, 30946880]

約数ペア:

[(1, 30946880), (2, 15473440), (4, 7736720), (5, 6189376), (8, 3868360), (10, 3094688), (16, 1934180), (20, 1547344), (32, 967090), (40, 773672), (64, 483545), (80, 386836), (97, 319040), (160, 193418), (194, 159520), (320, 96709), (388, 79760), (485, 63808), (776, 39880), (970, 31904), (997, 31040), (1552, 19940), (1940, 15952), (1994, 15520), (3104, 9970), (3880, 7976), (3988, 7760), (4985, 6208)]