1930481680

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{238921}}^1$

素因数の和:239035

約数の個数: 40

約数和(自身を含む): 4532828184

約数和(自身を除く): 2602346504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 238921, 477842, 955684, 1194605, 1911368, 2389210, 3822736, 4778420, 9556840, 19113680, 24131021, 48262042, 96524084, 120655105, 193048168, 241310210, 386096336, 482620420, 965240840, 1930481680]

約数ペア:

[(1, 1930481680), (2, 965240840), (4, 482620420), (5, 386096336), (8, 241310210), (10, 193048168), (16, 120655105), (20, 96524084), (40, 48262042), (80, 24131021), (101, 19113680), (202, 9556840), (404, 4778420), (505, 3822736), (808, 2389210), (1010, 1911368), (1616, 1194605), (2020, 955684), (4040, 477842), (8080, 238921)]