40536280

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3301}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 91531440

約数和(自身を除く): 50995160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 3301, 6140, 6602, 12280, 13204, 16505, 26408, 33010, 66020, 132040, 1013407, 2026814, 4053628, 5067035, 8107256, 10134070, 20268140, 40536280]

約数ペア:

[(1, 40536280), (2, 20268140), (4, 10134070), (5, 8107256), (8, 5067035), (10, 4053628), (20, 2026814), (40, 1013407), (307, 132040), (614, 66020), (1228, 33010), (1535, 26408), (2456, 16505), (3070, 13204), (3301, 12280), (6140, 6602)]