1566452920

素因数分解:

$2^3\times 5^1\times {\mathrm{8689}}^1\times {\mathrm{4507}}^1$

素因数の和:13207

約数の個数: 32

約数和(自身を含む): 3525706800

約数和(自身を除く): 1959253880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4507, 8689, 9014, 17378, 18028, 22535, 34756, 36056, 43445, 45070, 69512, 86890, 90140, 173780, 180280, 347560, 39161323, 78322646, 156645292, 195806615, 313290584, 391613230, 783226460, 1566452920]

約数ペア:

[(1, 1566452920), (2, 783226460), (4, 391613230), (5, 313290584), (8, 195806615), (10, 156645292), (20, 78322646), (40, 39161323), (4507, 347560), (8689, 180280), (9014, 173780), (17378, 90140), (18028, 86890), (22535, 69512), (34756, 45070), (36056, 43445)]