2025781640

素因数分解:

$2^3\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{26641}}^1$

素因数の和:28553

約数の個数: 32

約数和(自身を含む): 4560577560

約数和(自身を除く): 2534795920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1901, 3802, 7604, 9505, 15208, 19010, 26641, 38020, 53282, 76040, 106564, 133205, 213128, 266410, 532820, 1065640, 50644541, 101289082, 202578164, 253222705, 405156328, 506445410, 1012890820, 2025781640]

約数ペア:

[(1, 2025781640), (2, 1012890820), (4, 506445410), (5, 405156328), (8, 253222705), (10, 202578164), (20, 101289082), (40, 50644541), (1901, 1065640), (3802, 532820), (7604, 266410), (9505, 213128), (15208, 133205), (19010, 106564), (26641, 76040), (38020, 53282)]