30986530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2297}}^1$

素因数の和:2394

約数の個数: 32

約数和(自身を含む): 59564160

約数和(自身を除く): 28577630

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2297, 2698, 4594, 6745, 11485, 13490, 22970, 43643, 87286, 163087, 218215, 326174, 436430, 815435, 1630870, 3098653, 6197306, 15493265, 30986530]

約数ペア:

[(1, 30986530), (2, 15493265), (5, 6197306), (10, 3098653), (19, 1630870), (38, 815435), (71, 436430), (95, 326174), (142, 218215), (190, 163087), (355, 87286), (710, 43643), (1349, 22970), (2297, 13490), (2698, 11485), (4594, 6745)]