1844420380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{42557}}^1$

素因数の和:42774

約数の個数: 48

約数和(自身を含む): 4246947936

約数和(自身を除く): 2402527556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 3940, 4334, 8668, 10835, 21670, 42557, 43340, 85114, 170228, 212785, 425570, 468127, 851140, 936254, 1872508, 2340635, 4681270, 8383729, 9362540, 16767458, 33534916, 41918645, 83837290, 92221019, 167674580, 184442038, 368884076, 461105095, 922210190, 1844420380]

約数ペア:

[(1, 1844420380), (2, 922210190), (4, 461105095), (5, 368884076), (10, 184442038), (11, 167674580), (20, 92221019), (22, 83837290), (44, 41918645), (55, 33534916), (110, 16767458), (197, 9362540), (220, 8383729), (394, 4681270), (788, 2340635), (985, 1872508), (1970, 936254), (2167, 851140), (3940, 468127), (4334, 425570), (8668, 212785), (10835, 170228), (21670, 85114), (42557, 43340)]