2688890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15817}}^1$

素因数の和:15841

約数の個数: 16

約数和(自身を含む): 5125032

約数和(自身を除く): 2436142

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 15817, 31634, 79085, 158170, 268889, 537778, 1344445, 2688890]

約数ペア:

[(1, 2688890), (2, 1344445), (5, 537778), (10, 268889), (17, 158170), (34, 79085), (85, 31634), (170, 15817)]