219341710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72871}}^1$

素因数の和:72928

約数の個数: 32

約数和(自身を含む): 461716992

約数和(自身を除く): 242375282

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 72871, 145742, 364355, 510097, 728710, 1020194, 2550485, 3133453, 5100970, 6266906, 15667265, 21934171, 31334530, 43868342, 109670855, 219341710]

約数ペア:

[(1, 219341710), (2, 109670855), (5, 43868342), (7, 31334530), (10, 21934171), (14, 15667265), (35, 6266906), (43, 5100970), (70, 3133453), (86, 2550485), (215, 1020194), (301, 728710), (430, 510097), (602, 364355), (1505, 145742), (3010, 72871)]