72547420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{329761}}^1$

素因数の和:329781

約数の個数: 24

約数和(自身を含む): 166200048

約数和(自身を除く): 93652628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 329761, 659522, 1319044, 1648805, 3297610, 3627371, 6595220, 7254742, 14509484, 18136855, 36273710, 72547420]

約数ペア:

[(1, 72547420), (2, 36273710), (4, 18136855), (5, 14509484), (10, 7254742), (11, 6595220), (20, 3627371), (22, 3297610), (44, 1648805), (55, 1319044), (110, 659522), (220, 329761)]