212782010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{434249}}^1$

素因数の和:434270

約数の個数: 24

約数和(自身を含む): 445540500

約数和(自身を除く): 232758490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 434249, 868498, 2171245, 3039743, 4342490, 6079486, 15198715, 21278201, 30397430, 42556402, 106391005, 212782010]

約数ペア:

[(1, 212782010), (2, 106391005), (5, 42556402), (7, 30397430), (10, 21278201), (14, 15198715), (35, 6079486), (49, 4342490), (70, 3039743), (98, 2171245), (245, 868498), (490, 434249)]