30471920

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1061}}^1$

素因数の和:1433

約数の個数: 40

約数和(自身を含む): 71111520

約数和(自身を除く): 40639600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1061, 1436, 1795, 2122, 2872, 3590, 4244, 5305, 5744, 7180, 8488, 10610, 14360, 16976, 21220, 28720, 42440, 84880, 380899, 761798, 1523596, 1904495, 3047192, 3808990, 6094384, 7617980, 15235960, 30471920]

約数ペア:

[(1, 30471920), (2, 15235960), (4, 7617980), (5, 6094384), (8, 3808990), (10, 3047192), (16, 1904495), (20, 1523596), (40, 761798), (80, 380899), (359, 84880), (718, 42440), (1061, 28720), (1436, 21220), (1795, 16976), (2122, 14360), (2872, 10610), (3590, 8488), (4244, 7180), (5305, 5744)]