212297680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{379103}}^1$

素因数の和:379123

約数の個数: 40

約数和(自身を含む): 564106752

約数和(自身を除く): 351809072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 379103, 758206, 1516412, 1895515, 2653721, 3032824, 3791030, 5307442, 6065648, 7582060, 10614884, 13268605, 15164120, 21229768, 26537210, 30328240, 42459536, 53074420, 106148840, 212297680]

約数ペア:

[(1, 212297680), (2, 106148840), (4, 53074420), (5, 42459536), (7, 30328240), (8, 26537210), (10, 21229768), (14, 15164120), (16, 13268605), (20, 10614884), (28, 7582060), (35, 6065648), (40, 5307442), (56, 3791030), (70, 3032824), (80, 2653721), (112, 1895515), (140, 1516412), (280, 758206), (560, 379103)]