66182260

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{15683}}^1$

素因数の和:15903

約数の個数: 24

約数和(自身を含む): 139650336

約数和(自身を除く): 73468076

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 15683, 31366, 62732, 78415, 156830, 313660, 3309113, 6618226, 13236452, 16545565, 33091130, 66182260]

約数ペア:

[(1, 66182260), (2, 33091130), (4, 16545565), (5, 13236452), (10, 6618226), (20, 3309113), (211, 313660), (422, 156830), (844, 78415), (1055, 62732), (2110, 31366), (4220, 15683)]