40193264

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{3919}}^1$

素因数の和:4568

約数の個数: 20

約数和(自身を含む): 78015840

約数和(自身を除く): 37822576

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 3919, 5128, 7838, 10256, 15676, 31352, 62704, 2512079, 5024158, 10048316, 20096632, 40193264]

約数ペア:

[(1, 40193264), (2, 20096632), (4, 10048316), (8, 5024158), (16, 2512079), (641, 62704), (1282, 31352), (2564, 15676), (3919, 10256), (5128, 7838)]