30772240

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1823}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 71923968

約数和(自身を除く): 41151728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 1823, 2110, 3376, 3646, 4220, 7292, 8440, 9115, 14584, 16880, 18230, 29168, 36460, 72920, 145840, 384653, 769306, 1538612, 1923265, 3077224, 3846530, 6154448, 7693060, 15386120, 30772240]

約数ペア:

[(1, 30772240), (2, 15386120), (4, 7693060), (5, 6154448), (8, 3846530), (10, 3077224), (16, 1923265), (20, 1538612), (40, 769306), (80, 384653), (211, 145840), (422, 72920), (844, 36460), (1055, 29168), (1688, 18230), (1823, 16880), (2110, 14584), (3376, 9115), (3646, 8440), (4220, 7292)]