31020304

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2689}}^1$

素因数の和:2807

約数の個数: 40

約数和(自身を含む): 69380480

約数和(自身を除く): 38360176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2689, 2884, 5378, 5768, 10756, 11536, 18823, 21512, 37646, 43024, 75292, 150584, 276967, 301168, 553934, 1107868, 1938769, 2215736, 3877538, 4431472, 7755076, 15510152, 31020304]

約数ペア:

[(1, 31020304), (2, 15510152), (4, 7755076), (7, 4431472), (8, 3877538), (14, 2215736), (16, 1938769), (28, 1107868), (56, 553934), (103, 301168), (112, 276967), (206, 150584), (412, 75292), (721, 43024), (824, 37646), (1442, 21512), (1648, 18823), (2689, 11536), (2884, 10756), (5378, 5768)]