30279980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 65802240

約数和(自身を除く): 35522260

約数列:

[1, 2, 4, 5, 10, 20, 59, 67, 118, 134, 236, 268, 295, 335, 383, 590, 670, 766, 1180, 1340, 1532, 1915, 3830, 3953, 7660, 7906, 15812, 19765, 22597, 25661, 39530, 45194, 51322, 79060, 90388, 102644, 112985, 128305, 225970, 256610, 451940, 513220, 1513999, 3027998, 6055996, 7569995, 15139990, 30279980]

約数ペア:

[(1, 30279980), (2, 15139990), (4, 7569995), (5, 6055996), (10, 3027998), (20, 1513999), (59, 513220), (67, 451940), (118, 256610), (134, 225970), (236, 128305), (268, 112985), (295, 102644), (335, 90388), (383, 79060), (590, 51322), (670, 45194), (766, 39530), (1180, 25661), (1340, 22597), (1532, 19765), (1915, 15812), (3830, 7906), (3953, 7660)]