74049640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{264463}}^1$

素因数の和:264481

約数の個数: 32

約数和(自身を含む): 190414080

約数和(自身を除く): 116364440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 264463, 528926, 1057852, 1322315, 1851241, 2115704, 2644630, 3702482, 5289260, 7404964, 9256205, 10578520, 14809928, 18512410, 37024820, 74049640]

約数ペア:

[(1, 74049640), (2, 37024820), (4, 18512410), (5, 14809928), (7, 10578520), (8, 9256205), (10, 7404964), (14, 5289260), (20, 3702482), (28, 2644630), (35, 2115704), (40, 1851241), (56, 1322315), (70, 1057852), (140, 528926), (280, 264463)]