2543590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 5540400

約数和(自身を除く): 2996810

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 179, 203, 245, 290, 358, 406, 490, 895, 1015, 1253, 1421, 1790, 2030, 2506, 2842, 5191, 6265, 7105, 8771, 10382, 12530, 14210, 17542, 25955, 36337, 43855, 51910, 72674, 87710, 181685, 254359, 363370, 508718, 1271795, 2543590]

約数ペア:

[(1, 2543590), (2, 1271795), (5, 508718), (7, 363370), (10, 254359), (14, 181685), (29, 87710), (35, 72674), (49, 51910), (58, 43855), (70, 36337), (98, 25955), (145, 17542), (179, 14210), (203, 12530), (245, 10382), (290, 8771), (358, 7105), (406, 6265), (490, 5191), (895, 2842), (1015, 2506), (1253, 2030), (1421, 1790)]