388501910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{3863}}^1$

素因数の和:4072

約数の個数: 32

約数和(自身を含む): 713603520

約数和(自身を除く): 325101610

約数列:

[1, 2, 5, 10, 89, 113, 178, 226, 445, 565, 890, 1130, 3863, 7726, 10057, 19315, 20114, 38630, 50285, 100570, 343807, 436519, 687614, 873038, 1719035, 2182595, 3438070, 4365190, 38850191, 77700382, 194250955, 388501910]

約数ペア:

[(1, 388501910), (2, 194250955), (5, 77700382), (10, 38850191), (89, 4365190), (113, 3438070), (178, 2182595), (226, 1719035), (445, 873038), (565, 687614), (890, 436519), (1130, 343807), (3863, 100570), (7726, 50285), (10057, 38630), (19315, 20114)]