30681440

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{823}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 72884448

約数和(自身を除く): 42203008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 823, 932, 1165, 1646, 1864, 2330, 3292, 3728, 4115, 4660, 6584, 7456, 8230, 9320, 13168, 16460, 18640, 26336, 32920, 37280, 65840, 131680, 191759, 383518, 767036, 958795, 1534072, 1917590, 3068144, 3835180, 6136288, 7670360, 15340720, 30681440]

約数ペア:

[(1, 30681440), (2, 15340720), (4, 7670360), (5, 6136288), (8, 3835180), (10, 3068144), (16, 1917590), (20, 1534072), (32, 958795), (40, 767036), (80, 383518), (160, 191759), (233, 131680), (466, 65840), (823, 37280), (932, 32920), (1165, 26336), (1646, 18640), (1864, 16460), (2330, 13168), (3292, 9320), (3728, 8230), (4115, 7456), (4660, 6584)]