995948.0000000

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 20015460

約数和(自身を除く): 11511260

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 421, 505, 808, 842, 1010, 1684, 2020, 2105, 2525, 3368, 4040, 4210, 5050, 8420, 10100, 10525, 16840, 20200, 21050, 42100, 42521, 84200, 85042, 170084, 212605, 340168, 425210, 850420, 1063025, 1700840, 2126050, 4252100, 8504200]

約数ペア:

[(1, 8504200), (2, 4252100), (4, 2126050), (5, 1700840), (8, 1063025), (10, 850420), (20, 425210), (25, 340168), (40, 212605), (50, 170084), (100, 85042), (101, 84200), (200, 42521), (202, 42100), (404, 21050), (421, 20200), (505, 16840), (808, 10525), (842, 10100), (1010, 8420), (1684, 5050), (2020, 4210), (2105, 4040), (2525, 3368)]