40628878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 68666400

約数和(自身を除く): 28037522

約数列:

[1, 2, 17, 19, 34, 38, 109, 218, 323, 577, 646, 1154, 1853, 2071, 3706, 4142, 9809, 10963, 19618, 21926, 35207, 62893, 70414, 125786, 186371, 372742, 1069181, 1194967, 2138362, 2389934, 20314439, 40628878]

約数ペア:

[(1, 40628878), (2, 20314439), (17, 2389934), (19, 2138362), (34, 1194967), (38, 1069181), (109, 372742), (218, 186371), (323, 125786), (577, 70414), (646, 62893), (1154, 35207), (1853, 21926), (2071, 19618), (3706, 10963), (4142, 9809)]