31918460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227989}}^1$

素因数の和:228005

約数の個数: 24

約数和(自身を含む): 76604640

約数和(自身を除く): 44686180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227989, 455978, 911956, 1139945, 1595923, 2279890, 3191846, 4559780, 6383692, 7979615, 15959230, 31918460]

約数ペア:

[(1, 31918460), (2, 15959230), (4, 7979615), (5, 6383692), (7, 4559780), (10, 3191846), (14, 2279890), (20, 1595923), (28, 1139945), (35, 911956), (70, 455978), (140, 227989)]