278345740

素因数分解:

$2^2\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{6779}}^1$

素因数の和:8841

約数の個数: 24

約数和(自身を含む): 584897040

約数和(自身を除く): 306551300

約数列:

[1, 2, 4, 5, 10, 20, 2053, 4106, 6779, 8212, 10265, 13558, 20530, 27116, 33895, 41060, 67790, 135580, 13917287, 27834574, 55669148, 69586435, 139172870, 278345740]

約数ペア:

[(1, 278345740), (2, 139172870), (4, 69586435), (5, 55669148), (10, 27834574), (20, 13917287), (2053, 135580), (4106, 67790), (6779, 41060), (8212, 33895), (10265, 27116), (13558, 20530)]