211344140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{35107}}^1$

素因数の和:35166

約数の個数: 48

約数和(自身を含む): 519036672

約数和(自身を除く): 307692532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 35107, 70214, 140428, 175535, 245749, 351070, 491498, 702140, 982996, 1228745, 1509601, 2457490, 3019202, 4914980, 6038404, 7548005, 10567207, 15096010, 21134414, 30192020, 42268828, 52836035, 105672070, 211344140]

約数ペア:

[(1, 211344140), (2, 105672070), (4, 52836035), (5, 42268828), (7, 30192020), (10, 21134414), (14, 15096010), (20, 10567207), (28, 7548005), (35, 6038404), (43, 4914980), (70, 3019202), (86, 2457490), (140, 1509601), (172, 1228745), (215, 982996), (301, 702140), (430, 491498), (602, 351070), (860, 245749), (1204, 175535), (1505, 140428), (3010, 70214), (6020, 35107)]