2590490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1609}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 5564160

約数和(自身を除く): 2973670

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1609, 1610, 3218, 8045, 11263, 16090, 22526, 37007, 56315, 74014, 112630, 185035, 259049, 370070, 518098, 1295245, 2590490]

約数ペア:

[(1, 2590490), (2, 1295245), (5, 518098), (7, 370070), (10, 259049), (14, 185035), (23, 112630), (35, 74014), (46, 56315), (70, 37007), (115, 22526), (161, 16090), (230, 11263), (322, 8045), (805, 3218), (1609, 1610)]