29890490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61001}}^1$

素因数の和:61022

約数の個数: 24

約数和(自身を含む): 62588052

約数和(自身を除く): 32697562

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 61001, 122002, 305005, 427007, 610010, 854014, 2135035, 2989049, 4270070, 5978098, 14945245, 29890490]

約数ペア:

[(1, 29890490), (2, 14945245), (5, 5978098), (7, 4270070), (10, 2989049), (14, 2135035), (35, 854014), (49, 610010), (70, 427007), (98, 305005), (245, 122002), (490, 61001)]