30947792

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 61513920

約数和(自身を除く): 30566128

約数列:

[1, 2, 4, 8, 16, 89, 103, 178, 206, 211, 356, 412, 422, 712, 824, 844, 1424, 1648, 1688, 3376, 9167, 18334, 18779, 21733, 36668, 37558, 43466, 73336, 75116, 86932, 146672, 150232, 173864, 300464, 347728, 1934237, 3868474, 7736948, 15473896, 30947792]

約数ペア:

[(1, 30947792), (2, 15473896), (4, 7736948), (8, 3868474), (16, 1934237), (89, 347728), (103, 300464), (178, 173864), (206, 150232), (211, 146672), (356, 86932), (412, 75116), (422, 73336), (712, 43466), (824, 37558), (844, 36668), (1424, 21733), (1648, 18779), (1688, 18334), (3376, 9167)]