30931852

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 64563520

約数和(自身を除く): 33631668

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 409, 511, 518, 818, 1022, 1036, 1636, 2044, 2701, 2863, 5402, 5726, 10804, 11452, 15133, 18907, 29857, 30266, 37814, 59714, 60532, 75628, 105931, 119428, 208999, 211862, 417998, 423724, 835996, 1104709, 2209418, 4418836, 7732963, 15465926, 30931852]

約数ペア:

[(1, 30931852), (2, 15465926), (4, 7732963), (7, 4418836), (14, 2209418), (28, 1104709), (37, 835996), (73, 423724), (74, 417998), (146, 211862), (148, 208999), (259, 119428), (292, 105931), (409, 75628), (511, 60532), (518, 59714), (818, 37814), (1022, 30266), (1036, 29857), (1636, 18907), (2044, 15133), (2701, 11452), (2863, 10804), (5402, 5726)]