11375420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 27507648

約数和(自身を除く): 16132228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 421, 772, 842, 965, 1351, 1684, 1930, 2105, 2702, 2947, 3860, 4210, 5404, 5894, 6755, 8420, 11788, 13510, 14735, 27020, 29470, 58940, 81253, 162506, 325012, 406265, 568771, 812530, 1137542, 1625060, 2275084, 2843855, 5687710, 11375420]

約数ペア:

[(1, 11375420), (2, 5687710), (4, 2843855), (5, 2275084), (7, 1625060), (10, 1137542), (14, 812530), (20, 568771), (28, 406265), (35, 325012), (70, 162506), (140, 81253), (193, 58940), (386, 29470), (421, 27020), (772, 14735), (842, 13510), (965, 11788), (1351, 8420), (1684, 6755), (1930, 5894), (2105, 5404), (2702, 4210), (2947, 3860)]