260019970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{530653}}^1$

素因数の和:530674

約数の個数: 24

約数和(自身を含む): 544451004

約数和(自身を除く): 284431034

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 530653, 1061306, 2653265, 3714571, 5306530, 7429142, 18572855, 26001997, 37145710, 52003994, 130009985, 260019970]

約数ペア:

[(1, 260019970), (2, 130009985), (5, 52003994), (7, 37145710), (10, 26001997), (14, 18572855), (35, 7429142), (49, 5306530), (70, 3714571), (98, 2653265), (245, 1061306), (490, 530653)]