28375130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{887}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 58565376

約数和(自身を除く): 30190246

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457, 887, 914, 1774, 2285, 3199, 4435, 4570, 6209, 6398, 8870, 12418, 15995, 31045, 31990, 62090, 405359, 810718, 2026795, 2837513, 4053590, 5675026, 14187565, 28375130]

約数ペア:

[(1, 28375130), (2, 14187565), (5, 5675026), (7, 4053590), (10, 2837513), (14, 2026795), (35, 810718), (70, 405359), (457, 62090), (887, 31990), (914, 31045), (1774, 15995), (2285, 12418), (3199, 8870), (4435, 6398), (4570, 6209)]