140219870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{286163}}^1$

素因数の和:286184

約数の個数: 24

約数和(自身を含む): 293604264

約数和(自身を除く): 153384394

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 286163, 572326, 1430815, 2003141, 2861630, 4006282, 10015705, 14021987, 20031410, 28043974, 70109935, 140219870]

約数ペア:

[(1, 140219870), (2, 70109935), (5, 28043974), (7, 20031410), (10, 14021987), (14, 10015705), (35, 4006282), (49, 2861630), (70, 2003141), (98, 1430815), (245, 572326), (490, 286163)]