23197900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{21089}}^1$

素因数の和:21114

約数の個数: 36

約数和(自身を含む): 54918360

約数和(自身を除く): 31720460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 21089, 42178, 84356, 105445, 210890, 231979, 421780, 463958, 527225, 927916, 1054450, 1159895, 2108900, 2319790, 4639580, 5799475, 11598950, 23197900]

約数ペア:

[(1, 23197900), (2, 11598950), (4, 5799475), (5, 4639580), (10, 2319790), (11, 2108900), (20, 1159895), (22, 1054450), (25, 927916), (44, 527225), (50, 463958), (55, 421780), (100, 231979), (110, 210890), (220, 105445), (275, 84356), (550, 42178), (1100, 21089)]