17728940

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1171}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 37311792

約数和(自身を除く): 19582852

約数列:

[1, 2, 4, 5, 10, 20, 757, 1171, 1514, 2342, 3028, 3785, 4684, 5855, 7570, 11710, 15140, 23420, 886447, 1772894, 3545788, 4432235, 8864470, 17728940]

約数ペア:

[(1, 17728940), (2, 8864470), (4, 4432235), (5, 3545788), (10, 1772894), (20, 886447), (757, 23420), (1171, 15140), (1514, 11710), (2342, 7570), (3028, 5855), (3785, 4684)]